Your organization has a goal for the average processing of t

Your organization has a goal for the average processing of the purchase request form notification to final approval.They are only concerned

If it takes longer than 15 days. A sample of 25 PRs produced a mean of 15.5 for days and a standard deviation of 1.5 days.Test at the 10%level of significance whether they are meeting their goals. Select the correct answer to the pairs.

The tp is 1.711

The tp is 1.318

The tc is1.667

The tc is 5.000

We would reject the null hypothesis

We would fail to reject the null hypothesis

We would conclude that the organization is meeting their goal

We would conclude that the organization is not meeting their goal

Solution

tc=(15.5-15)/1.5/sqrt(25)=1.66

tp=1.318

We would reject the null hypothesis

We would conclude that the organization is not meeting their goal