i need compare group means using alpha 05 and show results spss 0

1. The Instructor of the Stat_Grades.sav class decided to provide additional opportunities for the students in the class to learn the class materials. To accomplish this, the Instructor offered all students the option to attend a set of review sessions. The Instructor believes that offering these review sessions will help student performance. Using the appropriate tests, methods, and evaluations, determine if attending the Review sessions made a significant difference in students Total Course Points. Be sure to include each step of the process, any SPSS results used, an interpretation of the results, and final conclusions. 2. Based on many years of past classes and experience, the Instructor for the Stat_Grades.sav class has determined that a Percent for the Course of 85% describes a successful class. Does the Instructor’s current Stat_Grades.sav Percent for the Course differ significantly from what is considered to be normally successful? Use and include the appropriate tests, methods, and evaluations. Be sure to include each step of the process, any SPSS results used, an interpretation of the results, and final conclusions. 3. Using the Stat_Grades.sav dataset for students, compare Quiz 1 and Quiz 3 and determine if there is a statistically significant difference in the average student performance between these two quizzes. Use and include the appropriate tests, methods, and evaluations. Be sure to include each step of the process, any SPSS results used, an interpretation of the results, and final conclusions. “Statistics Class” dataset: is in attachment