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4. An instructor has two classes, A and B, in a particular has 20, while class B has 30 students. On the same examination (although there was no significant difference in mean grades, class A had a standard deviation of 10, while class B had a standard deviation of 14. Can we conclude at the i) 0,01, 22) 0.05 Level of significance that the variability of class B is greater than that of A? (U* F distr.) Duration an mi Have Sucreechi) EX.P

4. An instructor has two classes, A and B, in a particular has 20, while class B has 30 students. On the same examination (although there was no significant difference in mean grades, class A had a standard deviation of 10, while class B had a standard deviation of 14. Can we conclude at the i) 0,01, 22) 0.05 Level of significance that the variability of class B is greater than that of A? (U* F distr.) Duration an mi Have Sucreechi) EX.P

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.4: Distributions Of Data
Problem 19PFA
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4. An instructer has two classes, A and B, in a particular subject. Class A has 20, while class B has 30 students. On the same examination (although there was no significant difference in mean grades, class A had a standard deviation of 10, while class B had a standard deviation of 14. Can we conclude at the 20,01, 22) 0.05 Level of significance that the variability of class B is greater than that of A? (U F distr.) Duration an min Have Sucrecoh.) EX. P
Transcribed Image Text:4. An instructer has two classes, A and B, in a particular subject. Class A has 20, while class B has 30 students. On the same examination (although there was no significant difference in mean grades, class A had a standard deviation of 10, while class B had a standard deviation of 14. Can we conclude at the 20,01, 22) 0.05 Level of significance that the variability of class B is greater than that of A? (U F distr.) Duration an min Have Sucrecoh.) EX. P
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