Kim was comparing the scores of the 2022 freshman class at HCC to the freshman classes between the years 2010 -2019, which were prior to COVID. She conducts a statistical test and determines that the Calculated t value is -1.4; and the critical value for a two tail test with an alpha of .05, n=220 is 1.96. Which statement below would be an appropriate decision based on her statistical analysis. A.) the null hypothesis is true, there is a difference between population means. B.) the null hypothesis is true, there is no difference between population means. C.) the null hypothesis is
Kim was comparing the scores of the 2022 freshman class at HCC to the freshman classes between the years 2010 -2019, which were prior to COVID. She conducts a statistical test and determines that the Calculated t value is -1.4; and the critical value for a two tail test with an alpha of .05, n=220 is 1.96. Which statement below would be an appropriate decision based on her statistical analysis. A.) the null hypothesis is true, there is a difference between population means. B.) the null hypothesis is true, there is no difference between population means. C.) the null hypothesis 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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Kim was comparing the scores of the 2022 freshman class at HCC to the freshman classes between the years 2010 -2019, which were prior to COVID. She conducts a statistical test and determines that the Calculated t value is -1.4; and the critical value for a two tail test with an alpha of .05, n=220 is 1.96. Which statement below would be an appropriate decision based on her statistical analysis.
A.) the null hypothesis is true, there is a difference between population means.
B.) the null hypothesis is true, there is no difference between population means.
C.) the null hypothesis is false, the samples are considered the same.
D.)
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