PHS Statistics Multiple Choice Identify the choice that best completes the statement or answers the question. ____
1. The 9 students in Mr. Smith’s P. E. class measured their arm spans and heights. The scatterplot shows
the results.
Which data table was most likely used to make the scatterplot? a.
c.
b.
d.
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2. Look at the table.
What is the median number of kites sold per year? a. 680 ____
b. 668
c. 540
d. 240
3. Tim wants his mean (average) quiz score in history class to be 90. His first 3 quiz scores were 86, 92,
and 94. What score should he make on the 4th quiz in order to have a mean (average) quiz score of exactly 90 ? a. 85 ____
b. 88
c. 93
d. 95
4. A school club listed the attendance at its weekly meetings as follows.
12, 9, 20, 15, 13, 8, 16, 12, 18, 10, 26, 14, 24, 17, 18 Which statement is best supported by the data? a. There is no mode. b. There is only one mode. ____
5. What is the lower quartile in the box-and-whisker plot?
a. 10 ____
c. There are only two modes. d. There are three modes.
b. 35
c. 60
d. 65
6. What is the median of the following list of numbers?
33, 21, 42, 19, 42, 12 a. 26
b. 27
c. 30
d. 42
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7. The Augusta City Chamber of Commerce computed the average dinner price
for two at several area restaurants.
What is the range of the prices displayed in the box-and-whisker plot? a. 20 ____
b. 25
c. 50
d. 65
8. Which scatterplot best shows there is no significant relationship between the heights of a group of
people and the total amount of money they spend on food each week?
____
a.
c.
b.
d.
9. The scores Brianna earned on 4 of the 5 science tests she has taken so far this year are listed. 95, 90, 85, 95 She wants the mean of all 5 of her test scores to be 90. What does Brianna need to score on the 5th test to get exactly a mean of 90? a. 90
b. 85
c. 80
d. 75
PHS Statistics ____ 10. Which scatterplot shows a positive relationship between x and y? a. c.
b.
d.
____ 11. Look at the table.
What is the median number of students participating in a sport? a. 56
b. 62
c. 65
d. 68
____ 12. Which measures can be determined using data presented in a box-and-whisker plot?
a. The mean and the range b. The mean and the mode
c. The median and the mode d. The median and the range
PHS Statistics ____ 13. The graph shows the amount Nicole received in tips while working at a restaurant for six days.
Which day’s tip amount is closest to the mean (average) for the six days? a. Monday
b. Wednesday
c. Thursday
d. Friday
____ 14. Look at the table.
Based on the ages of the Lopez family members, which of the following has the greatest value? a. Mean b. Median c. Mode d. Range ____ 15. Holly drew a box-and-whisker plot to display the number of days her classmates were out of town over
the summer.
The arrow is most likely pointing to the a. lower extreme
b. upper extreme
c. upper quartile
d. lower quartile
PHS Statistics ____ 16. Look at the table.
What was the mean number of lunches sold last week? a. 105
b. 111
c. 118
d. 130
____ 17. This table shows ticket sales for the Taylor Middle School band concert.
How many tickets must be sold on Saturday to make the median and the mode the same? a. 190
b. 286
c. 528
d. 826
____ 18. This stem-and-leaf plot shows the high temperatures in Richmond for two weeks.
Which of the following is a true conclusion based on the data in the stem-and-leaf plot? a. b. c. d.
The range of the temperatures was 22F. The temperature was 80F for 3 days. The temperature was at least 57F every day. The temperature was greater than 70F exactly 6 times.
PHS Statistics ____ 19. A clerk recorded the number of pairs of jeans sold each day at a store. The data are displayed on the
stem-and-leaf plot.
Which of the following statements is true according to the data in the stem-and-leaf plot? a. b. c. d.
The number of pairs of jeans sold each day was between 0 and 8. The stem-and-leaf plot displays 26 days of sales. The median for the data is 25. The mode for the data is 25.
____ 20. Look at the table.
What is the range for the number of miles driven? a. 181
b. 198
c. 287
d. 319
____ 21. What is missing from the box-and-whisker plot?
a. Median
b. Range
c. Upper quartile
____ 22. What is the median of the data shown? a. 34
b. 35
d. Lower quartile
38, 50, 43, 33, 35, 30, 64, 43, 41 c. 41
d. 43
PHS Statistics ____ 23. Look at the table.
What is the range for the times listed in the table? a. 4 min
b. 9 min
c. 10 min
d. 12 min
____ 24. Which scatterplot best displays a positive relationship among the data points? a.
c.
b.
d.
PHS Statistics ____ 25. The number of sandwiches sold at four stores from Week 1 through Week 5 is shown in this table.
Based only on the data in the table, which store is most likely to increase its sales of sandwiches in Week 6 ? a. Store P
b. Store Q
c. Store R
d.
Store S
____ 26. This scatterplot shows the relationships between the heights of 10 pairs of mothers and daughters.
Based on the scatterplot, which of the following statements is true? a. b. c. d.
The tallest mother has the tallest daughter. The shortest mother has the shortest daughter. Taller mothers tend to have taller daughters. Shorter mothers tend to have taller daughters.
PHS Statistics ____ 27. What is the interquartile range of the box-and-whisker plot?
a. 20
b. 30
c. 50
d. 65
____ 28. The table shows the number of catches for each of five members on a softball team.
Coach Hart calculated the mean, median, mode, and range for these data. He realized that he forgot to include Louise’s 11 catches in the table. If Coach Hart now includes Louise’s data with the data for the other five members, which of the following statistical measures would change from his original calculations? a. Mean
b. Median
c. Mode
d. Range
____ 29. If a data set has an odd number of data and is in numerical order, then the middle value represents the
-a. median
b. range
c. mean
d. mode
____ 30. This box-and-whisker plot displays information about the test scores for 25 students.
Based on the information in this box-and-whisker plot, which of the following statements is true? a. b. c. d.
The range of the test scores is 15. The range of the test scores is 15. The median test score is 85. The mean test score is 85.
PHS Statistics ____ 31. Look at the table.
What is the mean of the number of tickets sold over these four days? a. 25
b. 27
c. 28
d. 29
____ 32. Mr. Murphy asked 24 of his students how many miles they live from the school. The stem-and-leaf
plot shows the data.
Which of the following is a true conclusion based on the data in the stem-and-leaf plot? a. b. c. d.
Five students live 1 mile from the school. Three students live 4 miles from the school. Exactly half the students live 7 or more miles from the school. The maximum distance a student lives from the school is 15 miles.
____ 33. What is the range of the data?
a. 33
b. 44
c. 58
d. 92
PHS Statistics ____ 34. This graph shows the number of people who used the Internet each year in the United States from 1997
to 2003.
Based on the information in the graph, between which two years did the smallest increase occur? a. 1997 and 1998
b. 1998 and 1999
c. 2001 and 2002
____ 35. Which measure has the greatest value for the data listed? a. Mode
b. Mean
c. Range
d. 2002 and 2003
18, 24, 18, 23, 19, 24, 23, 18 d. Median
____ 36.
Which is closest to the mean (average) high temperature? a. 56°F
b. 60°F
c. 61°F
d. 62°F
____ 37. Which of the following is not a necessary calculation for constructing a box-and-whisker plot? a. Lower extreme
b. Median
c. Mean
d. Upper quartile
PHS Statistics ____ 38. Part of the box-and-whisker plot Jim was creating is shown below.
What could be missing from Jim’s plot? a. Upper extreme
b. Lower extreme
c. Upper quartile
d. Median
____ 39. Look at the table.
According to the table, what was the median number of customers? a. 115
b. 126
c. 131
d. 172
____ 40. Which is most likely the range for the data plotted in the box-and-whisker plot?
a. 6
b. 14
c. 21
d. 29
____ 41. The number of pages Jane read in a book each day for one week are listed below.
{12, 18, 19, 11, 12, 15, 18} Below is the box-and-whisker plot of this data. To which number is the arrow most likely pointing?
a. 11
b. 12
c. 15
d. 18
PHS Statistics ____ 42. Look at the table.
According to the table, what is the mean number of students enrolled in a class? a. 7
b. 10
c. 11
d. 50
____ 43. The graph shows how the number of video games in Ginny’s collection increased over a period of
months.
Which statement is false about Ginny’s video game collection during this period? a. The number of video games did not appear to change from March to April. b. The trend for the number of video games is increasing. c. The greatest monthly increase in the number of video games was from January to February. d. The number of video games increased by 1 from May to June. ____ 44. The data below lists the number of pages in each book Harry read last summer.
225, 157, 144, 312, 281, 276, 166 What is the median of the data? a. 168
b. 223
c. 225
____ 45. What is the range of the numbers listed? a. 43
b. 45
d. 312
76, 59, 91, 22, 43, 57, 89, 76, 31 c. 60
d. 69
PHS Statistics ____ 46. Look at the chart.
Which stem-and-leaf plot correctly displays the information from the chart? a.
b.
c.
d.
____ 47. For the data listed, a. median
76, 79, 75, 77, 74 b. mode
the value 76.2 represents the -c. range
d. mean
PHS Statistics ____ 48. Which stem-and-leaf plot correctly displays this data?
15 32 21 13 36 10 23 30 15 11 27 42 33 a.
c.
b.
d.
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