統計與機率
資料分析、機率分佈、假設檢定與統計方法。
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healthcare attempt in the 1990s, bill clinton tried to pass a nationwid…
Hillary Clinton.
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an island has 12 fur seal rookeries (breeding places). to estimate the …
\(22221\)
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select the word or phrase that is redundant and can be removed without …
Either "detailed" or "descriptive" can be removed as they are redundant.
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the bar graph in the following graphic represents fictional net exports…
c. 90 billion dollars
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the graph below represents data that was collected by students on the n…
\(9\)
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complete the sentence with the word that best fits the overall meaning …
corroborated
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question which of the following regressions represents the weakest line…
Regression 3
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consider this claim: daylight saving time should be abolished. which is…
A study from the National Bureau of Economic Research found that turning the clocks forward in the spring increased energy consumption, contradicting the popular belief that dayli…
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when two births are randomly selected, the sample space for genders is …
B. Yes, both the mean of the sample proportions and the population proportion are $\frac{1}{2}$
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the annual profits for a company are given in the following table, wher…
The projected profit for 2006 is \(314.4\) thousand dollars.
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read the definitions. ex- = \out\ im- = \in\ plicit = \folded\ which se…
The research assignment came with explicit instructions on source citation.
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type the correct answer in each box. use numerals instead of words. the…
10, 10, 4, 2
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many researchers argue that teens today have weaker social skills than …
The opposing argument recognized is "Teens have weaker social skills." The fact used to weaken it is "Teens are more open with each other."
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(a) a computer manufacturer conducted a survey. it showed that a younge…
a. There is no correlation between age and purchase price. b. There is a correlation between outside temperature and number of patient visits. There may or may not be causation. F…
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a local charity holds a carnival to raise money. in one activity, parti…
1
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1 a teacher asks their students whether they studied for a quiz, then s…
The 86% represents the proportion of students who studied and passed the quiz out of all students.
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use the exponential regression equation that best fits the data (2,7), …
\(200.64\)
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this graph shows how one maple trees height has changed with its age. h…
\(85\)
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the box - and - whisker plot below represents some data set. what perce…
25%
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the graph below represents the number of goals scored by the girls socc…
2
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determine the required value of the missing probability to make the dis…
\(0.25\)
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there is a positive linear correlation. there is a negative linear corr…
There is a nonlinear correlation.
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government agencies keep data about the income distribution of the popu…
(a) The Young family earns \( \$17,000 \) more than the Collins family. (b) Both the Young family and the Collins family earn less than the median income.
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this graph shows how scout the puppys weight varies with age. scout the…
30
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4. when eve tells her story to adam in book 4, how does she characteriz…
4. a. Excitement and instant attraction. 5. d. Both b. and c. 6. c. Raw power.
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1. if epic poetry announces its hero, and the heros most significant ch…
1. c. Adam and Eve are the heroes of the poem. 2. d. Power is worth any price it takes to achieve it.
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question 46 of 50 how do colonialism and economic imperialism differ? a…
A. Colonialism allows a country to take more direct political control over a territory than economic imperialism does.
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how did the development of different languages further divide europe af…
Speaking different languages meant people from different areas could no longer communicate easily with each other.
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building the bridge to the 21st century exam welfare reform clinton bel…
Bill Clinton
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building the bridge to the 21st century welfare reform clinton believed…
raised taxes
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people are more easily controlled when they have fewer choices. discomf…
1. Through others we learn about ourselves. 2. Discomfort can show that you care about something meaningful. 3. People are more easily controlled when they have fewer choices.
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theme or lesson it suggests. people are more easily controlled when the…
Through others we learn about ourselves; Discomfort can show that you care about something meaningful; People are more easily controlled when they have fewer choices.
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clintons domestic policy welfare reform clinton believed that the welfa…
reformed welfare
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when psychologically empowered, an employee feels all of the following …
First question: B. agreeableness Second question: E. legitimating tactics
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what type of management style is when the manager/leader and followers …
For the first question: power sharing. For the second question: Pressure.
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question 20 (mandatory) (2 points) a law or constitutional amendment pr…
Question 20: D. all of the above Question 21: D. only voters registered with a party are allowed to vote in participating in selecting that party's candidates.
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using ______ is a way of getting others to participate in planning, mak…
First question: B. consultation Second question: C. Competence
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when psychologically empowered, an employee feels all of the following …
1. agreeableness 2. power sharing
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what is the most likely meaning of curiosity in the following lines fro…
C. an eagerness to know
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in this selection from alices adventures in wonderland, what is the mea…
D. lacking knowledge
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study the example showing one way to determine whether a relationship i…
| Number of Yoga Classes | 2 | 4 | 6 | 8 | |--|--|--|--|--| | Cost (\$) | \(30\) | \(60\) | \(90\) | \(120\) | constant of proportionality: \(15\)
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1) sara is playing a board game. the probability that sara will score a…
C. Unlikely
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first read: concept vocabulary identify the choice that best answers th…
A. The dog refused his new food, no matter how many times it was offered to him.
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what does imogene mean when she talks about drinking \purple and green …
"Green water" stood for a better way to live.
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what is the definition of simile? (1 point) a common expression whose m…
A comparison between two unlike things, using the words "like" or "as".
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the partially filled contingency table gives the relative frequencies o…
B. \(0.37\)
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a lottery game has balls numbered 1 through 15. what is the probability…
D. \(\frac{7}{15}\)
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a die is rolled 200 times with the following results. what is the theor…
A. \(\frac{1}{6}\)
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character quick check \peter, i have a question to ask.\ olivia smiled …
C. By characterizing Peter as angry and unhelpful
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the spinner is spun 75 times. what is the experimental probability of s…
A. 0.33
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a basketball player is shooting free throws blindfolded. he shoots in g…
The probability is found by conducting the coin - flipping simulation as described above. The value of the probability depends on the number of successful ( \(3\) or \(4\) heads) …
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a bag contains 8 red marbles, 3 blue marbles, and 1 green marble. find …
D. \(\frac{3}{4}\)
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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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a lottery game contains 24 balls numbered 1 through 24. what is the pro…
A. 0
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summarize what happens when the number of spins in experimental probabi…
B. The outcomes get closer to the theoretical probability for the same experiment.
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a spinner is divided into 5 sections of equal size. you spin it 4 times…
C. If you spin the spinner again and get different results, the theoretical probability will change.
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when would you expect the experimental probability of an event to be cl…
C. When the results of 100 trials were used in calculating the experimental probability
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if a question is possible to study, that means it is ○ irrelevant to th…
feasible to study.
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question 14 of 20 read the following excerpt from the poem \mending wal…
A. It gives apple trees the qualities of grazing animals to emphasize that the wall is unnecessary.
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graphs can be analyzed to give all kinds of data, and the title tells u…
True
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the table shows the participation in a schools debate club during the l…
The greatest growth was between years 1 and 2. The growth between those years was about 36%.
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question 2 of 20 read the following passage from \the love song of j. a…
A. Allusion
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mathematics 7 - 7 - full year 3 - 4: lesson quiz the table shows the pa…
The greatest growth was between year 1 and year 2. The growth rate was approximately \(35.7\%\)
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question 7 of 10 which is an example of an allusion from \the love song…
B. No! I am not Prince Hamlet, nor was meant to be
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gwendolen excerpt gwendolen: jack?…no, there is very little music in th…
Part A: popular nickname Part B: "I pity any woman who is married to a man called John"
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15. in stratified sampling, how are strata defined? a. by randomly divi…
d. By characteristics shared within each group
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12. which sampling method gives every member of the population an equal…
B. Random sampling
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11. which error occurs due to the chance variation in the sample select…
A. Sampling Error
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10. for which of the following research objectives would a pie chart be…
d. Showing the composition of a whole
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22. \we the people\ mentioned in * 3 points the preamble of the us cons…
22. citizens of the US 23. Federalist Republic
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8. which of the following is a systematic error that can distort survey…
A. Bias
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7. the response rate of a survey is calculated by: a. adding the number…
B. Dividing the number of responses by the total number of surveys distributed and multiplying by 100
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cost of raising a child born in 2013 childs age 2 5 8 11 14 annual cost…
\(y = 270x+10640\); The cost of raising a child increases \(\$270\) each year. The cost of raising a child from birth to age 1 is \(\$10640\) (assuming \(x = 0\) represents birth,…
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6. what is the main goal of designing a sampling plan? a. to ensure the…
C. To obtain a sample that accurately represents the population
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4. in which sampling method is the population divided into groups based…
C. Stratified sampling
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3. when calculating the average (mean) response from a dataset, which f…
d. Sum of all responses divided by the number of responses
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2. how can non - response bias affect the outcome of a survey? a. by sk…
A. By skewing the results toward the opinions of those who respond
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housing the data show the median price of an existing home in the unite…
$y = 16.1x+210.8$; The median price of an existing home increases about $\$16100$ each year. The price of a home was about $\$210800$ in 2010. If the trend continues, the approxim…
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1. what is a key factor in evaluating sampling strategies? a. the cost …
d. The potential for bias in the sampling method
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a lumber yard offers boards based on wood species, size, and grade. if …
24
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7. the principle of individual rights most nearly means three branches …
7. the government is obligated to protect individual rights 8. Article 1 section 1
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when calculating the average (mean) response from a dataset, which form…
A. Sum of all responses divided by the number of responses
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which statistical measure is used to describe the most common response …
C. Mode
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if a surveys sample does not accurately represent the broader populatio…
C. Sampling Error
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which of the following is a systematic error that can distort survey re…
d. Bias
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how can non - response bias affect the outcome of a survey? a. by incre…
d. By skewing the results toward the opinions of those who respond
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unit 4: reading comprehension question directions: read the paragraph t…
They are useful for making decisions, understanding information, and communicating in everyday life.
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which error occurs due to the chance variation in the sample selected f…
d. Sampling Error
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unit 3: vocabulary question directions: read the sentences carefully th…
A. able to judge well
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unit 2: vocabulary question directions: read the sentence below careful…
humor; satire
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question a venn diagram of a and b is given below find $(a\\cap b)^c$. …
\(\{14, - 6,7,2,-5,0\}\)
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unit 1: vocabulary question directions: read the paragraph then answer …
Evil and intending to harm
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which of these describes ezra pounds feelings about the words in a poem…
D. Words should be used economically.
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if $n(a)=41$, $n(b)=22$, and $n(acap b)=6$, then what is $n(acup b)$? p…
57
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lack of confidence in 1979, jimmy carter gave a speech called the \mala…
B. "Crisis of Confidence"
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isabel is a young student trying to buy a new car. she does not have a …
First dropdown: co - signer. Second dropdown: she is legally responsible for repaying the debt.
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arrange the pieces below in three ways without changing the meaning or …
1. Mabel Pines glued new feathers to the chicken suit. 2. To the chicken suit, Mabel Pines glued new feathers. 3. New feathers were glued by Mabel Pines to the chicken suit.
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question 15 2 pts ka statues in ancient egypt were meant to give a spir…
True
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ka is the egyptian word that means which of the following? death sun sp…
- First question: Spirit - Second question: Hellenistic
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what is the value of the correlation coefficient (r) for the following …
-0.97