6. Bill believes that the the current generation of students are much different

Question

6. Bill believes that the the current generation of students are much different current than the 1960s. He asks a sample of students at his college the following question: which of the following best describes your reason for attending college (pick only one alternative)? a. Develop a philosophy of life. b. Learn more about the world around me c. obtain a good paying job. d. Unsure of reason. This same question was asked of students at the college in 1965. Here are the results of the two surveys. 1965 1998 Develop a philosophy of life 15 Learn more about the world around me 53 48 25 57 obtain a good paying job Unsure of reason 27 47 Is Bill justified in concluding that there is a difference between the cur- rent class of students and students in 1965?

Explanation / Answer

FIRST QUESTION:

a.percentage people in philosophy:15/120 in 1960 whereas in 1965 it is 8/120, so the percentage varies across the reasons with great significance ,hence with sufficient evidence he can conclude there is difference between students from 1960 and 1965

SECOND CONDITION:

a. percentage mortality for doctor is 11/521 .nurse is 38/580, and other is 28/373

b.T-test is the best test to be used

c.the null hypotheis is rejected

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