A University Wants to Increase Its Retention Rate of 4

question 7

Multiple Choice

A university wants to increase its retention rate of 4% for graduating students from the previous year.After implementing several new programs during the last two years,the university reevaluates its retention rate and comes up with a P-value of 0.075.What is reasonable to conclude about the new programs?

• A)There is a 7.5% chance of the new programs having no effect on retention.
• B)If the new programs have no effect on the retention rate,then there is a 7.5% chance of seeing the increase in the retention rate that we observed (or higher)from natural sampling variation.We conclude the new programs are more effective.
• C)If the new programs have no effect on the retention rate,then there is a 7.5% chance of seeing the increase in the retention rate that we observed (or higher)from natural sampling variation.There is suggestive but inconclusive evidence the new programs are more effective,but we cannot conclude the new programs have no effect on retention.
• D)We can say there is a 7.5% chance of seeing the new programs having an effect on retention in the results we observed from natural sampling variation.We conclude the new programs are more effective.
• E)There is a 92.5% chance of the new programs having no effect on retention.

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