The Next Questions Are Based on the Following Information

Essay

The Next Questions Are Based On The Following Information:
A team of builders has surveyed buyers of their new homes for years.Consistently,only 41% of the buyers have indicated that they were "quite satisfied" or "very satisfied" with the construction quality of their homes.The builders have implemented new procedures and adopted a revised quality-inspection system to ultimately improve customer satisfaction.They have surveyed 104 buyers since implementing changes;these buyers seem representative,with no systematic changes from past purchasers.Of the 104 buyers,52 indicated they were quite or very satisfied.
-Calculate the appropriate statistic for testing the null hypothesis.