I am looking to find V. The last tutor never corrected their wrong answer. Thank you.

A professor tests whether the loudness of noise during an exam (low, medium, and high) is independent of exam grades (pass fail). The following table shows the observed frequencies for this test. Noise Level Low Medium High Exam Pass 20 18 B 46 Fall 8 7 11 26 28 25 19 N = 72 (a) Conduct a chi-square test for independence at a 0.05 level of significance. (Round your answer to two decimal place Xalt = 5.31 Decide whether to retain or reject the null hypothesis. O Retain the null hypothesis. Reject the null hypothesis. (b) Compute effect size using Cramer's V. (Round your answer to two decimal places.) V = X