Ten randomly selected college students who participated in a learning community were given pre–self-esteem and post–self-esteem surveys. A learning community is a group of students who take two or more courses together. Typically, each learning community has a theme, and the faculty involved coordinate assignments linking the courses.Research has shown that higher self-esteem, higher grade point averages (GPAs), and improved satisfaction in courses, as well as better retention rates, result from involvement in a learning community.The scores on the surveys are as follows:
Does this sample of students show sufficient evidence that self-esteem scores were higher after participation in a learning community? Lower scores indicate higher self-esteem. Use the 0.05 level of significance and assume normality of scores.
Answer to relevant QuestionsIn reference to the college students who participated in a learning community in Exercise 10. 36, a control group of students was also formed for testing and comparison. Ten randomly selected college students who were not ...Two independent random samples resulted in the following: Find the estimate for the standard error for the difference between two means. Women on average have 8 more pairs of shoes than men, according to a USA Today Snapshot titled “Who owns more shoes?” (July 8, 2009). A recent study at a community college gave the following results: a. Find the 90% ...Find the value of defference two means based on assumption of normality and this information about two samples In a typical month, men spend $178 and women spend $96 on leisure activities,” according to the results of an International Communications Research (ICR) for American Express poll, as reported in a USA Today Snapshot found ...
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