45 50 55 60 65 70 75 Percentage of Voting-Age Population What is the interquartile range of the distribution above? A 57 to 65 В. 61 C. 8

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Voter Turnout for Fifty States and the District of Columbia
:.
45
50
55
60
65
70
75
Percentage of Voting-Age Population
What is the interquartile range of the distribution above?
A. 57 to 65
В. 61
C. 8
2. Independently selected groups of middle-school children were given a poem to memorize.
After a certain period of time, they were asked to recall as much of the poem as they could. A
back-to-back stemplot of the distribution of the number of words that each group of children
could correctly remember is displayed below.
Group 1
Group 2
9.
2 8
.
3.
7 3 4
4 02333
4 668
44310 5 3
755 S
0 6
31
Which of the following statements about these data is true?
A There are more students in Group I than in Group 2
B In general, children in Group 2 were able to recall more words than children in Group I
C The third quartile of the Group I distribution is larger than the maximum value of the Group
2 distribution (that is, 25% of the Group I values are larger than any Group 2 value)
80
Transcribed Image Text:Voter Turnout for Fifty States and the District of Columbia :. 45 50 55 60 65 70 75 Percentage of Voting-Age Population What is the interquartile range of the distribution above? A. 57 to 65 В. 61 C. 8 2. Independently selected groups of middle-school children were given a poem to memorize. After a certain period of time, they were asked to recall as much of the poem as they could. A back-to-back stemplot of the distribution of the number of words that each group of children could correctly remember is displayed below. Group 1 Group 2 9. 2 8 . 3. 7 3 4 4 02333 4 668 44310 5 3 755 S 0 6 31 Which of the following statements about these data is true? A There are more students in Group I than in Group 2 B In general, children in Group 2 were able to recall more words than children in Group I C The third quartile of the Group I distribution is larger than the maximum value of the Group 2 distribution (that is, 25% of the Group I values are larger than any Group 2 value) 80
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