统计与概率
数据分析、概率分布、假设检验与统计方法。
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question 3 1 pts the residents of community a gather to discuss their s…
A. Political ideology
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jewish americans who changed history jewish americans in entertainment …
They were both highly awarded for music.
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the partially filled contingency table gives the frequencies of the dat…
D. \(\frac{21}{40}\)
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which relationships would most likely be causal? check all that apply. …
a positive correlation between time spent exercising and the number of calories burned, a negative correlation between temperature and coat sales, a positive correlation between t…
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janelle tracks the number of miles she drives and the number of gallons…
\(y=-0.035x + 13.989\)
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decide whether the following statement makes sense (or is clearly true)…
B. This does not make sense because the mean and median should lie somewhere to the left of the mode if the distribution is left-skewed.
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pseudo is a word root that means \false.\ which is the best definition …
A. fictional names
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exponential regression the table below shows the value, v, of an invest…
- \(V(n)=3900\times1.07^{n}\) - \(7\) - \(V(8)=6700.93\), The value of the investment after \(8\) years is \(6700.93\) dollars. - \(V(n) = 11000\) when \(n = 15.00\), In \(15.00\)…
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what should a reader consider when tracing chronological text structure…
the meaning behind the events, the causal relationships between events, the responses and reactions to events
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(a) which curve fits the data best? figure 1 figure 2 figure 3 (b) use …
(a) Figure 1; (b) \(125.39\) milligrams
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homophones are words that have exactly the same meaning have completely…
C. sound the same but have different meanings
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describe the process of calculating a standard deviation. give a simple…
The standard deviation of 2,3,4,4,6 is approximately 1.483 (sample) or 1.327 (population). If all sample values are the same, the standard deviation is 0. For the blanks: 1.483; 0
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find the mode of this data set. 2, 3, 1, 4, 5, 2, 2
2
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verbal irony is best defined as \a contradiction between what is said a…
"a contradiction between what is said and what is really meant"
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the table to the right shows selected ages of licensed drivers in one c…
42
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how to calculate mean absolute deviation step 1: calculate the mean (av…
5
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find the mode of this data set: 0, 1, 2, 1, 3, 4
1
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students in a jewelry - making club store their beads in 2 containers. …
B, 36
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mr. higa places two bins of colored tiles in front of his classroom. ea…
The centers look very different, but the spreads look about the same.
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consider the plot created from the residuals of a line of best fit for …
No, the points are in a curved pattern.
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fill in the blank so that the resulting statement is true. a sample obt…
simple random
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a random sample of students were surveyed as to how much non - school s…
# Explanation: ## Step1: Identify relevant groups We need students who spend more than 12 hours (more than 12 hours group) and have grade average above 80. From the table, for "mo…
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if tele means \far away\ and gram means \something that is written,\ wh…
C. a message sent over a long distance
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jewish americans who changed history jewish americans in entertainment …
They were both highly awarded for music.
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the y - axis of a graph is used for plotting the dependent variable. tr…
True
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are used to illustrate scientific data. exponents unknown variables sci…
Graphs
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the average monthly amount isabella has spent on gasoline since 1990 is…
The year 2005 corresponds to an \(x\) - value of \(15\). The function that best models the data is \(f(x)=11.2x + 22.08\). The model does not make sense to use for the year 1985.
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consider the data points (-4,-14), (-2,-7), (0,-3), (2,-2), and (6,-6).…
quadratic
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a new hospital tracked the number of births during its first 6 months o…
The quadratic function is \(f(x)=5x^{2}-42x + 174\) and the number of births in month 8 is \(158\)
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5 formula 2 points a gumball machine contains 12 red gumballs and 3 whi…
\(0.37\)
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a new hospital tracked the number of births during its first 6 months o…
\(f(x)=\boldsymbol{5}x^{2}+\boldsymbol{- 42}x+\boldsymbol{174}\); There will be about \(\boldsymbol{158}\) births.
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elias purchases a home for $38,900. the value of the home, in thousands…
After 12 years: \(111.25\) (not in the dropdown, but if following the model calculation). After 35 years: \(808\)
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elias purchases a home for $38,900. the value of the home, in thousands…
The function \(f(x)=38.9(1.1)^{x}\) models the data. After 12 years, the home's value will be about \(122.1\) thousand. After 35 years, the home's value will be about \(808\) thou…
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formula 2 points a box contains 7 orange pencils, 4 yellow pencils, and…
\(0.44\)
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a box contains 7 orange pencils, 4 yellow pencils, and 3 green pencils.…
\(0.21\)
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an bag contains 5 pink balls, 10 purple balls, and 2 white balls. three…
\(0.18\)
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if you apply for a job with globo corp, there is a 80% chance that you …
\(0.39\)
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formula 2 points if you apply for a job with globo corp, there is a 80%…
\(0.17\)
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find the range of this data set: 66, 82, 75, 73, 52, 49, 72, 80
33
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what does the term fertility mean? the total number of children a woman…
the total number of children a woman will have in her lifetime
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find the range of this data set: 41, 59, 36, 58, 78, 62
42
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find the range of this data set: 48, 71, 86, 92, 47, 56, 99
52
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find the range of this data set: 77, 67, 81, 88, 92, 68
25
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find the range of this data set: 41, 45, 52, 42, 40, 44, 53, 56
16
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find the mode of this data set. 4, 1, 8, 2, 8, 6, 1, 8
8
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find the mode of this data set. 9, 18, 4, 15, 11, 15, 6
15
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some friends compared how much their cars are worth. car values what is…
$10635
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flappers eckless rebels\ 1 what does \suffrage\ mean? 2 what amendment …
1. The right to vote in elections 2. 19th Amendment 3. Women's contributions to World War I efforts 4. From the flapping of their clothing/hair (e.g., short dresses, bobbed hair)
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a florist looked at how many flowers she sold in the past 3 months. flo…
8000
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while hanging christmas lights for neighbors, savannah counted the numb…
24
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after a census, 4 nearby towns compared their populations. town populat…
17000
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correct the parallel structure within the sentence by choosing the best…
A. Most students use the Internet to research facts and statistics, to find images to use in papers, and to chat with friends.
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newberg arts college reports on the majors selected by its students. ho…
600
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the 1990s. vegetable yield (cartons per acre) number of cartons per acr…
broccoli
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after a spelling bee, some students compared how many words they spelle…
25
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the staff of a game show tracked the performance of all the contestants…
41-50 points
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the city library monitored the number of books checked out each day boo…
564
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nancy wrote down how many spelling words she practiced each day. spelli…
30
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at their family reunion, the becker family recorded everyones age. how …
390
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a bus driver paid attention to how many passengers her bus had each day…
4
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mike counted the number of silver beads on each bracelet at lancaster j…
19
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two friends compared how much they spent on clothing from year to year.…
$1400
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for a study on local weather, the belmont city council tallied the tota…
2023
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diegos classmates revealed how many science articles they read. science…
1130
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10. what consists of facts, data, statistics, and examples that back up…
d. Evidence
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some students compared how many blocks they live from school. blocks fr…
2
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5. what is the primary purpose of using charts and graphs in data prese…
d. To simplify and visualize complex information
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read the following original passage and answer the questions. maya glan…
a. The importance of family
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what is the probability of an impossible event? a. one c. zero b. a num…
C. zero
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in the following experiment, determine whether or not the probabilities…
C. Binomial probability; \(n = 100\), \(p=\frac{1}{6}\), \(q = \frac{5}{6}\)
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the partially filled contingency table gives the frequencies of the dat…
C. \(\frac{1}{4}\)
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a card is picked at random from a standard deck of cards. what is the s…
D. Sample space = 52
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question 47 (2 points) the table above presents the production possibil…
2 units of capital goods are given up to get 10 additional units of consumption goods.
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angela began having trouble sleeping at night. she dreamed of failing t…
Waiting to do something can be worse than actually doing it.
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principal prin - ci - pal prin - suh - puh l middle english, from latin…
first, highest in rank or importance
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pseudo is a word root that means \false.\ which is the best definition …
A. fictional names
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question 39 (2 points) a surplus of cardboard boxes means that at the c…
at the current price of a cardboard box, the quantity demanded is less than the quantity supplied.
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question 35 (2 points) listen a country has a comparative advantage in …
Question 35: produce the good at the lowest opportunity cost. Question 36: None of the options provided in the second question (as presented in the user's text) are correct. But i…
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read the excerpt from \a history of voting rights\. since the passage o…
by mentioning that even today citizens face barriers to exercising their right to vote
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select the quotation from the story that most strongly suggests that th…
Callie recalled the price she had paid, and she blushed.
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step 10: determine the sizes of the flocks in the second generation * d…
Food Percentage: Flock X - $19\%$, Flock Y - $51\%$, Flock Z - $30\%$; Simulated Number of Birds: Flock X - $6$, Flock Y - $15$, Flock Z - $9$
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how does the body paragraph structure the analysis of the protagonists …
a. By contrasting positive imagery with negative symbolism d. Imagery and symbolism b. Thesis statement
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which excerpts from queen elizabeths response to parliaments request th…
The realm shall not remain destitute of any heir that may be a fit governour, and peradventure more beneficial to the realm. For though I be never so careful of your well-doing, a…
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i can use tables to represent proportional relationships. 3. complete t…
3a. 3.5 inches per hour (rainfall increases by 3.5 inches each hour) 3b. $y = 3.5x$ 3c. 21 inches 4. $y = 2.5x$ 5a. 4 5b. $y = 4x$ 6a. 16 dollars per textbook 6b. $y = 16x$ 7a. 25…
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5. leveled practice graph the equation ( y = 2x + 4 ). the ( y )-interc…
The y - intercept is \(4\), which means the line crosses the y - axis at the point \((0,4)\). The slope of the line is positive, so it goes up from left to right. Start at the y -…
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which sentence most effectively helps readers envision a scene? ○ \the …
"If you are sitting in the gallery you will have a clear view of the stage as it projects out from the far side of the round enclosure."
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read the excerpt from the time travelers guide to elizabethan england f…
During the Elizabethan period, food was often scarce
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read the passage from \two kinds.\ i had assumed that my talent - show …
character vs. character
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address to the troops at tilbury in the mean time my lieutenant - gener…
Both use an appeal to logos by providing a reason to support her purpose
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question 33 (2 points) listen last year u.s. net exports of goods and s…
the value of U.S. exports was less than the value of U.S. imports.
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which two animals combine to equal 60? 1 seahorse and octopus 2 octopus…
2. octopus and jellyfish
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this graph is used to compare things between different groups. bar grap…
A. bar graph
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this graph is a type of chart used to show information that changes ove…
D. line graph
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principal prn - ci - pal prin - suh - puh l middle english; from latin …
first, highest in rank or importance
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chron = \time\ gco = \earth\ graph = \write\ meter = \measure\ which wo…
chronograph
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what happened to the temperature between the hours of 3:00 - 4:00? the …
The temperature increased by 5 degrees.
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seventh graders english grade according to the graph, which statement i…
More students received C's than F's.
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what was the most popular chapter book chosen by middle school students…
The Hunger Games
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according to the pictograph, how many people participated in this surve…
250
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question 8 (2 points) cyclical unemployment is always a constant amount…
fluctuates over the business cycle. # Question 9