Mathematics, 29.03.2021 16:20, deedee363
Question 8
A test used to predict college readiness is given to two random groups of students, Group A and Group B. The results for the groups are shown below.
Group A 16, 18, 18, 19, 19, 19, 20, 21, 21, 21, 22, 23, 26, 26, 27, 28, 29, 29, 30, 31
Group B 16, 16, 17, 19, 20, 21, 21, 21, 23, 23, 23, 24, 24, 25, 27, 27, 29, 30, 30, 30
Which of these statements are true? Choose all that are correct.
A
Based on visual inspection, Group B has much more variability than Group A.
B
The means of Groups A and B differ by less than 0.25 points.
С
The median of Group B is 2 more than the median of Group A.
D
The medians of the two groups differ by only 1.5 points.
E
The data sets for Group A and Group B both have three modes.
Answers: 2
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Question 8
A test used to predict college readiness is given to two random groups of students, Grou...
Mathematics, 02.03.2021 22:50
Mathematics, 02.03.2021 22:50
Mathematics, 02.03.2021 22:50
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