I don't understand how to solve this at all. I tried looking it up so that i could get a better understanding but I just don't have the foundation to get it. Can you show me a step by step with explanations ?

The following distributions are grades that were assigned in fall and spring sections of the same developmental psychology course using the same grading scale. Semester A B C D F Fall 8 9 19 11 6 Spring 9 12 13 4 2 a) Hypothesis to test: Ho: Ha: b) Degrees of freedom: c) Calculate the chi-square: d) What is the value of chi-square: e) What is the value of p:d) What is the value of chi-square: e) What is the value of p: f) If a = .05, what is the conclusion. Please write in sentences