20% seniors. A sample of 400 students taken from this year's student body showed the following number of students in each classification. Freshmen Sophomores Juniors Seniors 113 98 115 74 We are interested in determining whether or not there has been a significant change in the classifications between the last school year and this school year. The expected frequency of seniors is
20% seniors. A sample of 400 students taken from this year's student body showed the following number of students in each classification. Freshmen Sophomores Juniors Seniors 113 98 115 74 We are interested in determining whether or not there has been a significant change in the classifications between the last school year and this school year. The expected frequency of seniors is
Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter11: Data Analysis And Probability
Section: Chapter Questions
Problem 8CR
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20% seniors. A sample of 400 students taken from this year's student body showed the following number of students in each classification.
Freshmen
Sophomores
Juniors
Seniors
113
98
115
74
We are interested in determining whether or not there has been a significant change in the classifications between the last school year and this school year. The expected frequency of seniors is
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