Please find the test statistic

Homework Question 3, 9.2.31-T HW Score: 18.25%, 1.64 of 9 points Part 2 of 7 O Points: 0 of 1 Save Last year a company received 50 complaints concerning carpet installation. The data in the accompanying table represents the number of days between the receipt of a complaint and the resolution V of the complaint. Complete parts (a) through (d). Click the icon to view the data table. a. The supervisor claims that the mean number of days between the receipt of a complaint and the resolution of the complaint is 20 days. At the 0.10 level of significance, is there evidence that the claim is not true (that is, that the mean number of days is different from 20)? State the null and alternative hypotheses. Ho: H = 20 Hy: u # 20 Determine the test statistic. The test statistic is (Round to four decimal places as needed.)