Identify some sampling methods to select independent samples for testing.Sampling methods to select independent samples for testing. Please identify some sampling methods to select independent samples for testing. (150 words)Compute a two-sample independent means t-testThe Dean of the school psychology wants to know which professors’ students are scoring higher on statistics final exams. It is believed that Professor A’s students are scoring higher on the final exam than Professor B’s. To test that hypothesis, the scores for each student are recorded. The results are shown ibelow.Professor A Student Scores:42.1, 41.3, 42.4, 43.2, 41.8, 41.0, 41.8, 42.8, 42.3, 42.7Professor B Student Scores:42.7, 43.8, 42.5, 43.1, 44.0, 43.6, 43.3, 43.5, 41.7, 44.1Professor A: Professor B:Mean: 42.14 Mean: 43.23Std Dev: 0.683 Std Dev: 0.750Do the data provide sufficient evidence to conclude that, on the average, Professor A’s students perform higher on the final exam? Perform the required hypothesis test at the 5% level of significance.T Tests Discuss the following with the class: Identify the assumptions for a two-independent sample t test. What information can you use to find the critical values in the t table in the back of the course text?Sampling Methods- Describe two sampling methods to select independent groups. (150 words)One-Sample t Test- What are the assumptions of a one-sample t test? What information does the t statistic provide? Why is a t distribution associated with n-1 degrees of freedom?Read the article and provide a summary (200 words) http://search.proquest.com.contentproxy.phoenix.edu/docview/1346921790/fulltextPDF/21485DEAF6A64EB5PQ/1?accountid=35812Read the article and provide a summary (200 words)http://www.sciencedirect.com.contentproxy.phoenix.edu/science/article/pii/S0047235210001200Watch this video and answer the following questions.http://fod.infobase.com.contentproxy.phoenix.edu/p_ViewVideo.aspx?xtid=10262