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AP Stats Cumulative Review Flashcards | StudBud
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AP Stats Cumulative Review
AP Stats Cumulative Review
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AP #Stats Cumulative review game!
Flashcards
12 cards
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Questions
12
Answers
1
After flipping her bottle 15 times, Jo has a high probability of landing it right on next try.
NO, a law of averages doesn't exist
Sixteenth try is the charm!
2
What proportion of circulators = defective? Probabilty defective circulator is from 1st company
.0075, .600
.0075, .500
.0070, .600
.0070, .429
3
Is there strong evidence to claim that the new medication reduces mortality rate? α= .05
No, because the P-value is above .10
Yes, because the P-value = .1314
No, because the P-value is only .0459
yes, because the P-value = .0459
4
Which of the following statements about the graph is true?
The mean age is greater than the median age
The mean age is between 22 and 23
The median age is between 24 and 25
5
A population proportion test gives a P-value of .184 and sets α = .10. What's the Conclusion?
Reject Null Hypothesis
Fail to Reject Null Hypothesis
Accept Null Hypothesis
Fail to Reject Alternative Hypothesis
6
What is the probability that a 20 year old will live to be 70?
.407
.579
.421
.559
7
You want compare average math and Bible class sizes at your school. Which is most reasonable?
Census
Experiment
None of these are reasonable
Sample Survey
8
Decreasing sample size but keeping confidence level same, will do what to Confidence Interval?
Confidence Interval won't change
Can't be determined from the given information
Make Confidence Interval Bigger
Make Confidence Interval Smaller
9
What is the Confidence Interval for this scenario using a 95% Confidence Level?
(.688, 1.000)
(.850, .930)
(.694, 1.000)
(.629, .954)
10
A Teacher needs an = sample of HS students (all 4 grades). What sampling method should be used?
Convenience Sample
Stratified Random Sample
Simple Random Sample
Cluster Sample
11
In Confidence Intervals, which of the following will result in a smaller Margin of Error?
A smaller sample mean
A smaller sample size
A smaller confidence level
A larger population size
12
Which statement about the SAT score boxplots is true?
Math scores appear to be skewed to the right
The highest math score is the median verbal score
Verbal scores appear to be roughly symmetric
the range of math scores equals the range of verbal scores
