AP Statistics Review

Quiz
•
Mathematics
•
11th - 12th Grade
•
Hard
+1
Standards-aligned
Amy Jones
Used 37+ times
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22 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The dotplot displays the total number of miles that the 28 residents of one street in a certain community traveled to work in one five-day workweek. Which of the following is closest to the percentile rank of a resident from this street who traveled 85 miles to work that week?
60
70
75
80
85
Tags
CCSS.6.SP.A.2
CCSS.6.SP.A.3
CCSS.6.SP.B.4
CCSS.6.SP.B.5
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
A large SRS of people aged 19 to 30 living in the state of Colorado was surveyed to determine which of two MP3 players just developed by a new company was preferred. To which of the following populations can the results of this survey be safely generalized?
Only people aged 19 to 30 living in Colorado who were in this survey.
Only people aged 19 to 30 living in Colorado
All people living in Colorado
Only people 19 to 30 living in the United States
All people living in the United States
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Janelle collected data on the amount of time in minutes each person in a large sample of customers spent in a local store. The data also included recording the gender of each customer. These data were used to generate the boxplots. Which of the following statements is true?
The range in the amount of time males in the sample of customers spent in the store is approximately 40 minutes.
The mean amount of time males in the sample of customers spent in the store is approximately 20 minutes.
The third quartile of the amount of time males in the sample of customers spent in the store is approximately 45 minutes
The interquartile range of the amount of time males in the sample of customers spent in the store is approximately 15 minutes
Approximately half of the males in the sample of customers spent at least as much time in the store as any female in the sample of customers.
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
The probability of obtaining a head when a certain coin is flipped is about 0.65. Which of the following is closest to the probability that heads would be obtained 15 or fewer times when this coin is flipped 25 times?
0.14
0.37
0.39
0.60
0.65
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The buyer for an electronics store wants to estimate the proportion of defective wireless game controllers in a shipment of 5,000 controllers from the store's primary supplier. The shipment consists of 200 boxes each containing 25 controllers. The buyer numbers the boxes from 1 to 200 and randomly selects six numbers in that range. She then opens the six boxes with the corresponding numbers, examines all 25 controllers in each of these boxes, and determines the proportion of the 150 controllers that are defective. What type of sample is this?
Biased random sample
Convenience sample
Simple random sample
Stratified random sample
Cluster random sample
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following scatterplots could represent a data set with a correlation coefficient of r = -1?
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
An environmental scientist wants to test the null hypothesis that an antipollution device for cars is not effective. Under which of the following conditions would a Type I error be committed?
The scientist concludes that the antipollution device is effective when it actually is not.
The scientist concludes that the antipollution device is not effective when actually is.
The scientist concludes that the antipollution device is effective when it actually is.
The scientist concludes that the antipollution device is not effective when it actually is not.
A Type I error cannot be committed in this situation.
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