s a statistics class' delivery type a factor in how well students do on the final exam? The table below shows the average percent on final exams from several randomly selected classes that used the different delivery types. Face-to-Face Hybrid Online 75 93 72 63 99 96 75 79 67 79 56 77 56 89 81 69 89 57 73 97 72 71 81 Assume that all distributions are normal, the three population standard deviations are all the same, and the data was collected independently and randomly. Use a level of significance of α=0.1α=0.1. H0: μ1=μ2=μ3H0: μ1=μ2=μ3 Ha:Ha: At least two of the means differ from each other.
s a statistics class' delivery type a factor in how well students do on the final exam? The table below shows the average percent on final exams from several randomly selected classes that used the different delivery types. Face-to-Face Hybrid Online 75 93 72 63 99 96 75 79 67 79 56 77 56 89 81 69 89 57 73 97 72 71 81 Assume that all distributions are normal, the three population standard deviations are all the same, and the data was collected independently and randomly. Use a level of significance of α=0.1α=0.1. H0: μ1=μ2=μ3H0: μ1=μ2=μ3 Ha:Ha: At least two of the means differ from each other.
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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Is a statistics class' delivery type a factor in how well students do on the final exam? The table below shows the average percent on final exams from several randomly selected classes that used the different delivery types.
Face-to-Face | Hybrid | Online |
---|---|---|
75 | 93 | 72 |
63 | 99 | 96 |
75 | 79 | 67 |
79 | 56 | 77 |
56 | 89 | 81 |
69 | 89 | 57 |
73 | 97 | 72 |
71 | 81 |
Assume that all distributions are normal, the three population standard deviations are all the same, and the data was collected independently and randomly. Use a level of significance of α=0.1α=0.1.
H0: μ1=μ2=μ3H0: μ1=μ2=μ3
Ha:Ha: At least two of the means differ from each other.
- For this study, we should use
- The test-statistic for this data = (Please show your answer to 4 decimal places.)
- The p-value for this sample = (Please show your answer to 4 decimal places.)
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