Hypothesis Testing - What is the average number of days missed by each student?
School A states the average number of days missed by each student is 4.0. Office personnel randomly sampled a portion of their attendance records to determine if this claim was accurate. For the previous year, the following data was obtained from the sample group, regarding absences for that year: 4, 4, 3, 2, 6, 8, 7, 1, 9, 3, 1, and 6.At the .05 level of significance, is there convincing, evidence that the number of absences per student has increased?
© BrainMass Inc. brainmass.com October 2, 2022, 2:58 pm ad1c9bdddfhttps://brainmass.com/statistics/hypothesis-testing/hypothesis-testing-what-is-the-average-number-of-days-missed-by-each-student-4638
Solution Preview
Hypothesis Testing- Compute the statistical test using the t test and decide what to do with the null.
School A states the average number of days missed by each student is 4.0. Office personnel randomly sampled a portion of their attendance records to determine if this claim was accurate. For the previous year, the following data was obtained from the sample group, regarding absences for that year: 4, 4, 3, 2, 6, 8, 7, 1, 9, 3, 1, and 6.At the .05 level of significance, is there convincing, evidence that the number of absences per student has ...
Solution Summary
The solution provides a test of hypothesis in an attached Excel file.