AP Statistics: Exploring OneVariable Data Practice Test
AP Statistics: Exploring OneVariable Data Practice Test
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Question 1 of 19
1. Question
In a survey of men in the United States (ages 2029), the mean height was 69.6 inches with a standard deviation of 3.0 inches. Find the minimum height in the top 22%
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Question 2 of 19
2. Question
The 40 yards sprint times for a soccer team are found to be normally distributed with a mean of 5.2 seconds and a standard deviation of 0.3 seconds. What is the zscore for a player who runs a time of 5.6 seconds?
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Question 3 of 19
3. Question
This data is normally distributed. region?
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Question 4 of 19
4. Question
What shape is a normal distribution curve?
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Question 5 of 19
5. Question
5number summary
Minimum: 30 Q1:50
Median: 60 Q3: 90
Maximum: 170
Are there any outliers?CorrectIncorrect 
Question 6 of 19
6. Question
(52 means 52)
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Question 7 of 19
7. Question
When the mean is greater than the median, the data is…
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Question 8 of 19
8. Question
What is the total area under the standard normal distribution curve?
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Question 9 of 19
9. Question
The zscore represents…
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Question 10 of 19
10. Question
T he distances male long jumpers for State College jump are approximately normal with a mean of 263 inches and a standard deviation of 14 inches. Suppose a male long jumper’s jump ranked in the 75th percentile. How long was his jump?
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Question 11 of 19
11. Question
Two measures of center are marked on the density curve shown. Which of the following is correct?
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Question 12 of 19
12. Question
For the density curve shown below, which statement is true?
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Question 13 of 19
13. Question
Which of the following properties is true for all Normal density curves?
I.They are symmetric.
II.The curve reaches its peak at the mean.
III. 95% percent of the area under the curve is within one standard deviation of the mean.CorrectIncorrect 
Question 14 of 19
14. Question
The density curve shown below takes the value 0.5 on the interval 0 ≤ x ≤ 2 and takes the value 0 everywhere else. What percent of the observations lie between 0.5 and 1.2?
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Question 15 of 19
15. Question
Which of the following is NOT a discrete data?
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Question 16 of 19
16. Question
A researcher wants to randomly assign participants to a treatment and control group. Which of the following approaches ensures that the treatment assignment is a random?
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Question 17 of 19
17. Question
Of the following examples, which best describes quantitative data?
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Question 18 of 19
18. Question
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Question 19 of 19
19. Question
The distribution of the cost of 22 rides at an amusement park is shown. If the owner of the park decides to increase all rides by 25 cents, how will the summary statistics and the shape change?
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