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  1. AP Statistics
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Question 1
college-boardStatisticsAPExam Style
1 mark

What is the effect of performing a one-tailed test instead of a two-tailed test?

Question 2
college-boardStatisticsAPExam Style
1 mark

What does the p-value represent in a hypothesis test?

Question 3
college-boardStatisticsAPExam Style
1 mark

When summarizing data, what term describes the average distance between each data point and the mean?

Question 4
college-boardStatisticsAPExam Style
1 mark

Which assumption must not be violated to perform a valid test for a population mean when using a large enough sample size?

Question 5
college-boardStatisticsAPExam Style
1 mark

Which consideration can affect power of the test when conducting hypothesis testing?

Question 6
college-boardStatisticsAPExam Style
1 mark

What is typically required before performing a test on the population mean?

Question 7
college-boardStatisticsAPExam Style
1 mark

What does it indicate if we obtain a p-value lower than our significance level when testing whether there's an increase in average time spent on homework?

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Question 8
college-boardStatisticsAPExam Style
1 mark

Which of the following is a method for collecting data to test a hypothesis about a population mean?

Question 9
college-boardStatisticsAPExam Style
1 mark

What is often used as an estimate of population variance when calculating standard errors for hypothesis tests concerning means?

Question 10
college-boardStatisticsAPExam Style
1 mark

When conducting a hypothesis test for a population mean, how does an increase in sample variability affect the size of your confidence interval?