Statistiques
Analyse de données, distributions de probabilités et tests d'hypothèses.
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students performed in a play on a friday and a saturday. for both perfo…
The equation $265a + 115s=2430$ represents the total money collected from selling all adult and student tickets over both the Friday and Saturday performances. It is the sum of th…
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15 what does it mean for a story to be newsworthy? c) it has a lot of d…
15. B) It is important or interesting enough to be in the news 16. A) Thinking very carefully and deeply about something
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use the table below to compute $(x - \\bar{x})^2$, using the previously…
For $(-3.3)^2$: $10.89$ For $(-0.3)^2$: $0.09$ For $(3.2)^2$: $10.24$ For $(6.7)^2$: $44.89$ For $\sum(x - \bar{x})^2$: $105.8$
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class 4 - wld hs/cu/ge... dashboard message center confer 7 bias in a n…
7. D. Shows their own opinion instead of just telling the facts 8. C. Your thoughts and feelings about the topic
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1. what is the probability of drawing each of the following from a stan…
a) $\frac{1}{2}$ b) $\frac{1}{4}$ c) $\frac{1}{13}$ d) $\frac{3}{13}$ e) $\frac{1}{26}$
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(b) find the equation of the least - squares regression line. for the l…
\(\bar{x}=10.3\), \(\bar{y}=642.66\)
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a student has the following averages. homework: 94.6% midterm: 65% quiz…
| Category | Grade | Weight | Grade * Weight | |--|--|--|--| | Homework | 94.6 | 0.05 | 4.73 | | Quizzes | 87.1 | 0.05 | 4.36 | | Mid - term | 65 | 0.35 | 22.75 | | Final exam | 6…
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the following data were gathered for 110 workers in two departments. of…
$0.61$
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the following data were gathered for 110 workers in two departments. of…
(a) 0.39 (b) 0.25
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the following data were gathered for 110 workers in two departments. of…
$0.39$
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lesson 11 practice problems 1 in science class, clare and lin estimate …
Lin was better at estimating the mass of the objects because Lin has a lower MAD (225 grams) compared to Clare's MAD (275 grams), which means Lin's estimates were on average close…
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a student has the following averages: homework: 94.5% midterm: 65% quiz…
The student's final grade is $76.94$. The heavily - weighted final exam has a significant impact on the final grade as its weight is $55\%$.
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select the correct answer. read this excerpt from an essay. which point…
B. second - person point of view
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the probability that a visit to a primary care physicians (pcp) office …
A. 0.03
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a student has the following averages. homework: 94.5%, quizzes: 87.5%, …
76.85
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the probability that a visit to a primary care physicians (pcp) office …
# Explanation: ## Step1: Define probabilities Let \(A\) be the event of lab - work and \(B\) be the event of referral to a specialist. We know that \(P(\overline{A}\cap\overline{B…
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10. in the old days, state banks issued these, which acted like money 1…
10. Banknotes 11. Commerce 1. Baltimore
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the probability that a company will make a profit this year is 0.77. (a…
(a) 0.23 (b) $\frac{23}{77}$
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suppose that 11% of a certain batch of calculators have a defective cas…
$0.74$
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what does it mean for a set to be \closed\? (1 point) an expression bel…
An operation performed on members of that set will result in a member of the same set.
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given p(a∪b)=0.4 and p(a∪b)=0.7. determine p(a) choose one of the follo…
D. $P(A)=0.1$
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investigating variability the standard deviation would ________ if outl…
- The standard deviation would decrease if outliers were removed because the data in the distribution would display lower variability. - The standard deviation would increase if o…
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the numbers 1, 2, 3, 4, and 5 are written on slips of paper, and 2 slip…
$\frac{7}{20}$
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6. the data set represents the responses, in degrees fahrenheit, collec…
The dot - plot is created by following the above steps, with dots placed above the appropriate values on the number line to represent the frequency of each value in the data - set…
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the numbers 1, 2, 3, 4, and 5 are written on slips of paper, and 2 slip…
$\frac{1}{10}$
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average time for field trips time (h) 0 1 2 3 4 5 art museum theme park…
Nature Preserve
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identifying the standard deviation the standard deviation is _ comparin…
Library B shows more variability than Library A. The standard deviation is larger when the data set is more spread out. The standard deviation is smaller when the variability is s…
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two dice are rolled. find the probability of the following event. the f…
$\frac{11}{36}$
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a pair of dice is rolled. find the probability of rolling a) a sum not …
a) $\frac{5}{12}$ b) $\frac{11}{12}$ c) $\frac{1}{2}$
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a pair of dice is rolled. find the probability of rolling a) a sum not …
$\frac{5}{12}$
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vocabulary: standard deviation is a measure of the variability, or spre…
1. squared deviations 2. population standard deviation 3. column header 4. One Variable Analysis 5. summary/statistics button
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what type of correlation does the following dataset appear to have? pos…
No Correlation
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what type of correlation does the following dataset appear to have? neg…
Positive Correlation
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what type of correlation does the following dataset appear to have? no …
Negative Correlation
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13) \the end of law is not to abolish or restrain, but to preserve and …
rule of law is necessary to have freedom. keep the executive and legislative branches of government separate.
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2. what does the word \peak\ mean as used in paragraph 8? a. the highes…
A. the highest point
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in a direct democracy leaders are elected to represent the will of the …
C. the government must should strive to make the country a peaceful place.
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1. which statement best expresses a theme of the text? a. roller coaste…
D. Fear should not stop you from doing what is important to you.
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which best describes how a proxy war differs from a traditional war? th…
The opposing powers in a proxy war use others to fight on their behalf.
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analyze the correlation between roman expansion policy and trade in the…
D. As the Romans conquered territory, they gained access to trade resources, which encouraged more expansion.
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in extralegal, the prefix extra - means \beyond the usual extent.\ know…
Neither legal nor illegal. It means beyond the normal legal scope.
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a pair of dice is rolled. find the probability of rolling (a) a sum not…
(a) $\frac{1}{12}$ (b) $\frac{13}{18}$ (c) $\frac{1}{2}$
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egypt nationalized the suez canal during the suez crisis. what does thi…
The Egyptian government took control of the canal.
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a. synonyms are words that have almost the same meaning. write a word f…
A. 1. astonished 2. youth 3. alarmed 4. fly B. 1. fly 2. astonished 3. alarmed 4. thundered C. 1. fly 2. thundered 3. astonished 4. alarmed
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around 1900, the british empire ruled almost ________ of the land surfa…
1. A. 25% 2. B. nationalism
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to better understand interstate commerce, break down the phrase. inters…
1. Interaction: It refers to the action or influence of people or things on one another, happening between them. 2. Interpersonal: Pertains to relationships or communication betwe…
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which of the following best explains the meaning of thesis statement? (…
a statement that gives the writer's opinion on a subject
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which of the following words means \the policy or action by which one n…
1. D. imperialism 2. C. They needed new markets where they could sell their manufactured goods.
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unit 9 study guide you will fill this out by hand & turn in on the day …
- Experimental group: Group receiving treatment. - Independent variable: Variable being manipulated. - Dependent variable: Variable being measured. - Random assignment: Reduces co…
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4. the dot - plot displays the number of bushes in the yards for houses…
Mode = 7, 11 Median = 8
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a pair of dice is rolled. find the probability of rolling (a) a sum not…
(a) $\frac{5}{12}$ (b) $\frac{5}{6}$ (c) $\frac{29}{36}$ (a) 36
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1c5. displaying quantitative data with graphs(stem plots) practice name…
The proportion of candy bars in the sample that weigh less than the advertised weight is $\frac{6}{17}\approx0.353$.
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a pair of dice is rolled. what is the probability of getting a sum of 4…
\(\frac{1}{12}\)
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6. bryan and jeanette were taking away one of jeanettes cards. he showe…
Jeanette is right. Removing a negative card is equivalent to adding a positive card because subtracting a negative number is the same as adding a positive number. For example, if …
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c. when a group of ratios are equivalent, it means there is a proportio…
If each horse eats a consistent amount of hay per day, there is a proportional relationship between the pounds of hay eaten daily and the number of horses because the ratio of the…
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for the following set of numbers, find (a) the mean and (b) the weighte…
$15.00$
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ms. chowdhury/algebra 1/term 1,3 name: marking period 1 (fall) homework…
1. (2) 2. C. The interval from 10 to 15 years. 3. A. Symmetric B. Skewed C. Uniform D. Bell - shaped
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what is the probability of rolling a 6? enter the numerator.
1
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what is the probability of randomly choosing a can of soda? simplify fi…
1
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which is the best example of someone who is beseeching? a manager askin…
For the first question: a child begging for a game he has wanted for a long time For the second question: Every week, Tom asked his neighbors over for dinner until they finally ag…
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a set of average city temperatures in august are normally distributed w…
$0.1504$
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normal distribution: area between two points google classroom microsoft…
$0.8664$
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question 2 (2 points) president snow holds all the power in panem, deci…
C. A natural ability or right to direct, influence, or control others
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idioms a phrase in the mind is an idiom that reveals the character of a…
1. f 2. b 3. j 4. e 5. c 6. g 7. h 8. d 9. i 10. i
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the data to the right represent the top speed (in kilometers per hour) …
(a) 6 (b) Lower limit: 22, Upper limit: 25.9 (c) 4
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i represent the number of potholes on 35 randomly stretches of highway …
25.7%
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from unit 2, lesson 3 the table shows the amount of money, a, in a savi…
E. $A = 700+100m$, G. $A = 1200 + 100(m - 5)$
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read the excerpt from the odyssey. my ship? poseidon lord, who sets the…
Odysseus does not want to reveal their only means of escape.
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in a survey at a local university, 63% of students say that they get le…
1369
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enter the correct answer. the spinner is spun 40 times. how many times …
20
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one card is drawn and replaced 120 times. how many times would you expe…
45
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one card is drawn and replaced 250 times. how many times would you expe…
150
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the bottom number in this time signature means: a. quarter note b. four…
A. quarter note
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two dice are rolled 120 times. how many times would you expect an even …
30
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one candy is drawn and replaced from the bag 80 times. how many times w…
24
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question: how many pets do you have? 0 1 2 3 4 5 6 7 8 how many student…
How many students were asked this question? 20 How many students have an odd number of pets? 10 How many students have more than 5 pets? 7 How many students have an even number of…
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draw a candy from the bag. the probability of drawing a blue candy is $…
30
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roll 2 dice. predict in 60 rolls how many times both dice will land on …
15
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roll 2 dice. predict in 60 rolls how many times both dice will land on …
1
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question 11 harmony can be described as _, meaning without tension or p…
B. consonant, dissonant
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1. define the following terms: a. economic system - b. market - c. invi…
a. An economic system is the means by which a society organizes production, distribution, and consumption of goods and services. b. A market is an arrangement for buyers and selle…
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question 10 of 10 the bottom number in this time signature means: a. qu…
A. quarter note
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question 5 melodies can be described as _, meaning the interval (or dis…
C. conjunct, disjunct
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the author of this article is pointing out that the meaning of the amer…
A. freedom C. equal opportunity D. homeownership E. business success
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the following data represent the number of potholes on 35 randomly sele…
| Potholes | Frequency | | ---- | ---- | | 0 | 1 | | 1 | 13 | | 2 | 7 | | 3 | 6 | | 4 | 5 | | 5 | 4 | | 6 | 1 | | 7 | 3 |
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5 from unit 1, lesson 13 during the month of august, the mean of the da…
a. Let $p$ represent the number of players on a team. The inequality is $2\leq p\leq4$. b. Han and three of his friends form a team, so there are 4 players on the team. If each pl…
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a certain standardized tests math scores have a bell - shaped distribut…
$68.3\%$
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a certain standardized tests math scores have a bell - shaped distribut…
72.4%
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complete the following statement about the empirical rule. according to…
Approximately 68% of the data will lie within 1 standard deviation of the mean; approximately 95% of the data will lie within 2 standard deviations of the mean; approximately 99.7…
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the following data for a random sample of banks in two cities represent…
$0.70$
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gandhis nickname, mahatma, means enlightened one. great soul. happy one…
great soul.
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identify the given statement as either true or false. the standard devi…
False
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a student is writing a persuasive argument for why their state should p…
The whole world could be powered for an entire year if we could capture the energy the sun produces in one hour.
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identify the given statement as either true or false. the standard devi…
A. False
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question 15 of 20 what does building consensus mean? a. assigning roles…
C. Coming to an agreement as a group
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3 a theater is selling tickets to a play. adult tickets cost $8 each an…
1. In the theater - ticket selling situation, the point $(30,7)$ means 30 adult tickets and 7 children's tickets were sold. 2. a. The equation is $A = 50+20w$. b. The point repres…
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what does it mean for a piece of technical writing to be \specific\? th…
The writing tells the reader exactly what claim the author is making about their topic.
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question 3 of 3 epresentatives from every colony signed it, marking the…
A. Beginning C. Start
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analyzing data to make financial decisions georgias monthly budget dist…
17%
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they wrote a declaration of rights and grievances and sent it to the ki…
Meaning of prefix "de -": intensive; Meaning of root "clarae": to make clear; Meaning of suffix "-ation": act or process; Definition of "declaration": the act of making something …