As a researcher you are interested in examining the effect of high school students' study habits on final exam grades in the math courses. Below are the exam scores for the sample of students by different types of study habits. Practice Problems Only Reads Notes Only Reads Notes & Practice Problems Doesn't Study 94 70 100 62 82 80 90 66 88 75 95 58 Which is the independent variable and which is the dependent variable? What is your null and research hypothesis? . Which test should you use (Two Sample Independent t, ANOVA, Chi-square, or correlation )? Calculate the test statistic. . Please interpret whether you have statistically significant results when a = .01. a. State whether the null hypothesis is rejected. Please include critical region in your answer. b. Provide an overall sentence about the conclusion reached