Suppose a study was done to determine if the average amount of sleep that students get the day before an exam is less than 6 hours.An SRS of 100 students from a university was taken and a mean of 5.5 hours was computed from the sample.The figure below provides the results of the analysis. Based on the results,the null hypothesis would ______ at the .05 significance level.
A)be rejected
B)not be rejected

Question

Suppose a study was done to determine if the average amount of sleep that students get the day before an exam is less than 6 hours.An SRS of 100 students from a university was taken and a mean of 5.5 hours was computed from the sample.The figure below provides the results of the analysis.  Based on the results,the null hypothesis would ______ at the .05 significance level.
A)be rejected 
B)not be rejected

Quizplus · Accepted Answer

The p-value is less than .05, which indicates strong evidence against the null hypothesis. Therefore, we reject the null hypothesis and conclude that the average amount of sleep that students get the day before an exam is less than 6 hours.

Suppose a Study Was Done to Determine If the Average