Grand Strand Family Medical Center treats minor medical emergencies for visitors to the Myrtle Beach area. There are two facilities, one in the Little River Area and the other in Murrells Inlet. The Quality Assurance Department wishes to compare the mean waiting time for patients at the two locations. Samples of the waiting times for each location, reported in minutes, follow:

Assume the population standard deviations are not the same. At the .05 significance level, is there a difference in the mean waiting time?

a. What are the null and alternate hypotheses?

b. Compute the test statistic.

c. Compute the p-value.

d. What is your decision regarding the null hypothesis?

e. Interpret the result.

Transcribed Image Text:

Location Waiting Time Little River 31 28 29 22 29 18 32 25 29 26 Murrells Inlet 22 23 26 27 26 25 30 29 23 23 27 22