Statistiques
Analyse de données, distributions de probabilités et tests d'hypothèses.
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x is a normally distributed random variable with mean 64 and standard d…
\(0.514\)
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x is a normally distributed random variable with mean 36 and standard d…
\(0.789\)
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x is a normally distributed random variable with mean 60 and standard d…
\(0.980\)
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x is a normally distributed random variable with mean 53 and standard d…
\(0.981\)
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10 the data to the left shows 9 students gpa and scholarship gpa schola…
\(y = 38000x-96000\)
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x is a normally distributed random variable with mean 16 and standard d…
\(0.451\)
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notice: the exponent only applies to what comes directly before it. 5x³…
13. \(5\times x\times x\) 14. \(3\times x\times x\times x\times x\times x\) 15. \(-4\times x\times x\times x\) 16. \((2x)\times(2x)\times(2x)\) 17. \((-4x)\times(-4x)\) 18. \((-7x…
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x is a normally distributed random variable with mean 46 and standard d…
\(0.939\)
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9 which of the following statements are true? select all that apply. (s…
The orange scatter plot shows a positive corre green scatter plot shows a negative correlation; The orange scatter plot has a greater correlati than the green scatter plot
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(7) sylvia had a surprise for louie. lynn moody, the woman who hadtrans…
Written down or recorded
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notice: the exponent only applies to what comes directly before it. 5x³…
19. \(216\) 20. \(36\) 21. \(225\) 22. \(144\) 23. \(-3645\) 24. \(2700\)
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interpret constant of proportionality in graphs the graph shows the rel…
C. It takes Ted 16 hours to knit a scarf.
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when your textbook describes public speaking as a form of empowerment, …
a way to make a difference in something we care about.
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read the passage from animal farm. on the third sunday after snowballs …
- Snowball is used as a scapegoat. - Squealer uses glittering generalities to describe Napoleon’s tactics.
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read the passage. when she realized that she had missed the bus, jia be…
agitated
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read the passage. amits thoughts were a river rushing over boulders, wa…
Amit’s thoughts are confused and contradictory.
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as your textbook explains, ethnocentrism means multiple choice showing …
believing one's own group or culture is superior to all other groups or cultures.
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25 multiple choice 2 points the table below shows the number of people …
the annual increase in the number of people that were living in the village
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question 2 - 9 which of the following is an example of a research quest…
How many cities in Virginia fall into given population size intervals?
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pulse rates of women are normally distributed with a mean of 77.5 beats…
\(\mu = 77.5\), \(\sigma = 11.6\)
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question 2 - 6 a school wants to survey students about their favorite l…
Method 2 is better because it gives all students an equal chance to be included in the sample.
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17 multiple choice 2 points find the slope of the line containing the p…
C. undefined slope
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the table below shows the cost of health care, in millions of dollars, …
The cost of health care increased by \(\$30,000,000\) per year since 1996.
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what does killed two birds with one stone mean? agreed to something at …
served two purposes at once
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9 multiple choice 2 points ben researched the population of his town fo…
The slope is positive.
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the scatter plot below shows the lowest - priced fares for flights from…
The fare increases \(\$0.10\) for every additional mile.
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read this excerpt from chapter 41 of moby - dick using comprehension st…
A. Though Ahab is physically weakened, his will for revenge has strengthened him
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2 multiple choice 4 points the table below shows the number of words a …
\(w = 60m+3\)
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read the excerpt from chapter 7 of the scarlet letter using comprehensi…
A. The speaker believes that she and her peers ought to be in charge of assigning sentences in cases like Hester's
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21. there are _ members of congress? a. 100 b. 50 c. 435 d. 535 22. whi…
- 20. d. The number of members are according to a state's population. - 21. b. The candidate is 29 years old. - 22. b. Session - 23. c. Fixed in the Constitution as 2 per state - …
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vocabulary practice: cloze reading - fill in the blanks. word bank earn…
1. equity 2. equal 3. opportunity 4. earn 5. income 6. wealth
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9. which of the following is the requirement to be a member of congress…
9. a. One has to live or reside in their state 10. c. Citizens who vote for their representatives 11. a. Those explicitly written in the Constitution 12. b. It will be assigned to…
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georgia douglas johnson wrote many plays in the 1920s and 1930s. at the…
A. an opportunity for Johnson to get feedback on her plays.
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1. as act iii begins, benvolio and another character are out in the str…
1. B. Mercutio 2. D. Duel 3. C. Benvolio 4. B. Mercutio 5. C. They are now related by marriage. 6. C. Mercutio 7. A. True 8. C. He wishes to curse both families. 9. D. Tybalt 10. …
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which of the following is the best example of a sentence to use in tech…
For the first question: Place the board on a flat surface. For the second question: to raise.
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question 10 points 2 choose the correct answer. _____ i reach there, i …
Once
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vocabulary practice: match the words to their definitions. 1. equal 2. …
1. equity 2. equal 3. opportunity 4. earn 5. wealth 6. income
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3. tristan is looking for a new car. he has particular interest in an e…
a. The total change in value is $\$31500$. b. The average amount of depreciation per year is $\$2100$. c. The value of the car when Jovann buys it is $\$16750$. d. The two changin…
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4. the british trade of opium to china led directly to: a. the boxer re…
4. C. The Opium Wars 5. B. Keep trade in China open to all nations
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mai was careful not to prejudge her new classmates without knowing them…
to judge without facts
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the water level in a tub is changing at a constant rate. the table show…
The rate of change of the water level with respect to time is \(-60\). This means the amount of water in the tub is \(decreasing\) at a rate of \(60\) liters per minute.
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when it comes to jewelry, africa has a rich and diverse history that ca…
C. their ### 17
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use the text to put the events in order. the earliest movies were silen…
1. Movies are silent and simple. 2. Chaplin becomes popular. 3. Sunrise appears. 4. The Jazz Singer appears.
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to determine a students overall test score for the semester, ms. ackerm…
D. \(85.0\)
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read the excerpt from the publius. it may be a reflection on human natu…
We need government because people are flawed.
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a garden supply store kept track of how many lawn mowers it sold in the…
\(10\)
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coopers coach wrote down how many kilometers he ran over the past 3 day…
\(4\)
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9. if the p - value is smaller than the significance level (α = 0.05), …
# Explicación breve: En una prueba de hipótesis, si el valor - p es menor que el nivel de significancia (en este caso, α = 0,05), se rechaza la hipótesis nula \(H_0\). Esto se bas…
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mr. chiang announced the grade distribution for this weeks book reports…
B. \(\frac{1}{3}\)
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7. in a two - sample test, we compare: * a) two populations or groups b…
7. A) Two populations or groups 8. B) Categorical, like yes/no or success/failure
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5. a critical value is: * a) the average of two samples b) a cutoff poi…
5. B. A cutoff point used to decide whether to reject $H_0$ 6. B. One sample to a known or hypothesized population value
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time-based • involves setting a time to achieve financial goals ◦ choos…
- First part (Time - Based): - First blank: frame - Second blank: eliminate - Third blank: time - based - Fourth blank: vague - Second part (Developing Financial Goals): - First b…
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3. the alternative hypothesis (h₁ or hₐ) represents: * a) the opposite …
3. A) The opposite of the null hypothesis 4. B) A value that compares sample data to the null hypothesis
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3. the alternative hypothesis (h, or ha) represents: * a) the opposite …
A) The opposite of the null hypothesis
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1 - the main goal of a hypothesis test is to: * a) guess results random…
1. B) Make decisions based on sample data 2. B) Two means or proportions are equal
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specific • involves setting a specific which is well - defined and focu…
1. end goal 2. achieving 3. fund
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the doctor sat up in bed. no sound but the faint roar of the air condit…
impassioned
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example 1: gas mileage in 2007, the most fuel-efficient mid - sized car…
The graph with Toyota Prius points \((1,60)\), \((2,120)\), \((3,180)\), \((4,240)\) plotted and connected by a line, and Ferrari 612 points \((2,20)\), \((4,40)\), \((6,60)\), \(…
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an owl, who lived in a hollow tree, was in the habit of feeding by nigh…
When the Owl decides to get rid of the Grasshopper by tricking him
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question 12 (1 point) you find that your paycheck for the year is highe…
No. Just because the nominal income (paycheck) is higher doesn't mean real income increased. Real income = \(\frac{\text{Nominal Income}}{\text{Price Index}}\). If inflation (incr…
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we in the united states have come to realize it means freedom to choose…
Having the freedom to choose one's job and work according to personal desire is an important human right.
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read the sentence. answer the question that follows. the chefs gastrono…
C. Delicious
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in such a spirit on my part and on yours we face our common difficultie…
That the situation is dire and collective action is needed
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in three games of bowling, a player scores 88, 115, and 107. if the exp…
The total number of points scored.
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11. early filipinos made use of which natural resource in weaving mats?…
11. A. Nipa and pandan leaves 12. B. Making clothes with traditional patterns 13. D. Sculpture 14. A. A repeated design or symbol 15. B. Using traditional designs in modern crafts…
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which of the following was not a means by which the united states hoped…
by negotiating a reciprocity treaty with the Hawaiians that would lower the tariff
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some studies of migrating animals measure how far the animals travel in…
D. white - eared kob would be greater than 3,807 kilometers if the GPS method had been used.
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ntify the antecedent of the bold pronoun (the antecedent is the noun th…
5. Suzan 6. members of the City Council
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in each sentence, choose the correct pronoun: 1. george loved (his / it…
1. his 2. She and George 3. they 4. it 5. Suzan 6. members of the City Council Anagram: A PRIVATE PIRATE SHIP CAN WAR
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vocabulary card (into the wild) flout: to deliberately disobey a law, r…
- Paraphrase Definition: To openly break a law or rule. - Synonym: Disobey. - Antonym: Obey. - Use the Word in a Sentence: He flouted the school's dress code by wearing a bright -…
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word definition paraphrase definition egress a way out synonym (what is…
- Paraphrase Definition: An exit / A means of leaving - Synonym: Exit, Outlet - Antonym: Ingress - Other Meanings/Associations: Right to leave (legal/technical) - Use the Word in …
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day 3: practice problem 7.32d classwork at a conference for high school…
The equation of the least - squares line is \(\hat{y}=-13809.57 + 14949.88x\)
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vocabulary card (into the wild) irrelevant not useful or not relating t…
- Paraphrase Definition: Not useful or relevant to a situation, thus unimportant. - Synonym: Unrelated, unimportant. - Antonym: Relevant, important. - Other Meanings/Associations:…
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vocabulary card (the iraq war blog) cope to succeed in dealing with a d…
- Paraphrase Definition: "To manage or handle a tough problem or situation successfully". - Synonym (What Is It?): "Manage, handle". - Antonym (What Is It Not?): "Fail, struggle".…
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vocabulary card (the iraq war blog) lp 3 day 6 humanitarian concerned w…
Paraphrase Definition: Focused on bettering poor living situations and stopping unfair treatment of people. Synonym (What Is It?): Benevolent, Compassionate. Antonym (What Is It N…
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day 3 chapter 7: 7.32 b & d practice day 3: practice problem 7.32b clas…
The equation of the least - squares line is \( \hat{y}=-0.8 + 0.0048308x \), where \( \hat{y} \) is the predicted number of accidents and \( x \) is the number of jet - skis in us…
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what does the word dominion mean in this sentence? in alliance with the…
authority
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what does the word enlightened mean in this sentence? the movie enlight…
educated
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what does the word forebodingly mean in this sentence? the ship creaked…
ominously
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use the given information about the data set and the number of classes …
The lower class limits are \(10,24,38,52,66,80,94,108\). The upper class limits are \(23,37,51,65,79,93,107,121\).
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use the given information about the data set and the number of classes …
\(14\)
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6) choose the best answer. what is meant by the term \good conversation…
6. B. A good conversationalist listens well and attempt to get the other person involved. 7. D. Synergy
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4) choose the best answer. ____ means looking directly into the eyes of…
4. C. Eye contact 5. B. reflection
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8) choose the best answer. to be a(n)_____ listener means that a listen…
reflective
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answer the following questions. 1) match the definitions with the terms…
interpersonal - pertaining to that which occurs between persons recipient - a person who receives something, such as the one receiving a letter or gift intrapersonal - pertaining …
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9) choose the best answer. you are the general manager of a fast food r…
De - escalate the situation by speaking calmly. Meet with the managers to hear their grievances.
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6) choose the best answer. what does a manager mean when she says, try …
6) "Brainstorm new approaches" 7) obstacles
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2) choose the best answer. which answer is not a way that you might com…
2. You have talked with someone in another company with information about your company. 3. The expectation is that the information will remain in that group.
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if the elasticity of demand for the latest taylor swift album is 1.4, t…
a 5 percent increase in the price leads to a 7 percent decrease in quantity demanded.
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a teacher put all her students quiz scores up on the dot plot below. qu…
4
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a random sample of students was surveyed and asked to list their grade …
| | Pets | No Pets | Total | |---|---|---|---| |7th grade|\(12\)| \(20\)| \(32\)| |8th grade|\(25\)| \(27\)| \(52\)| |Total|\(37\)| \(47\)| \(84\)|
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a survey asked a random sample of students if they estimated they spent…
| Social Media | More | Less | Total | |--|--|--|--| | 7th grade | 14 | 18 | 32 | | 8th grade | 21 | 18 | 39 | | Total | 35 | 36 | 71 |
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the following are the ages of 12 music teachers in a school district. 2…
Minimum: \(26\), Lower quartile: \(33\), Median: \(37\), Upper quartile: \(51\), Maximum: \(60\), Interquartile range: \(18\)
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the following are the ages of 12 music teachers in a school district. 2…
Minimum: \(26\) Lower quartile: \(33\) Median: \(37\) Upper quartile: \(51\) Maximum: \(60\) Interquartile range: \(18\)
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a survey stopped men and women at random to ask them where they purchas…
The missing values (from top - to - bottom, left - to - right) are \(27\), \(7\), \(55\), \(12\), \(67\)
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the following are the ages of 12 music teachers in a school district. 2…
Minimum: \(26\) Lower quartile: \(33\) Median: \(37\) Upper quartile: \(51\) Maximum: \(60\) Interquartile range: \(18\)
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a survey asked a random sample of students if they estimated they spent…
| Social Media | More | Less | Total | |--|--|--|--| | 7th grade | 18 | 21 | 39 | | 8th grade | 16 | 11 | 27 | | Total | 34 | 32 | 66 |
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a random sample of students was surveyed and asked to list their grade …
| | Pets | No Pets | Total | |---|---|---|---| |6th grade|28|23|51| |7th grade|17|21|38| |8th grade|22|30|52| |Total|67|74|141|
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a survey asked a random sample of students if they estimated they spent…
|Social Media|More|Less|Total| |---|---|---|---| |7th grade|14|16|30| |8th grade|16|21|37| |Total|30|37|67|
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which statements describe characteristics of a nonrestrictive clause? s…
It is set off by commas, It contains a subject and a verb, It adds nonessential information to the sentence.