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Probability and Statistics: Chapter 2 Review Flashcards | StudBud
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Probability and Statistics: Chapter 2 Review
Probability and Statistics: Chapter 2 Review
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Measures of variation and position.
Flashcards
10 cards
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Practice quiz
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Questions
10
Answers
1
Find the z-score for 69.
3.6
2.5
-3.6
-2
2
Which of these test scores are unusual given the following information?
81
82
88.5
73.5
3
Which set of data has the smallest standard deviation?
4
1
2
3
4
Find the IQR of the following data
35
21
22
42
5
What percentage of the women are between 58.58 and 69.42 inches tall?
95%
47.5%
81.5%
68%
6
Find the z-score for 80.
-0.8
0.2
0.8
1
7
What is the 5 number summary for the following data set?
(1, 2, 4 ,6 ,9)
(1, 2, 3, 6.5, 9)
(1, 2, 3, 6, 9)
(2, 2, 3, 6, 9)
8
What percentage of the data falls in the area shown?
95%
97%
99.7%
68%
9
Frank scored a 1150 on his SAT and Leah scored a 24 on her ACT. Who scored better?
They scored the same
Frank
Leah
10
What percentage of the data falls in the area shown?
95%
99.7%
68%
97%
