For all of the hypothesis tests, use the 6 steps outlined in class, 1). Formulat

Question

For all of the hypothesis tests, use the 6 steps outlined in class, 1). Formulate the null and alternative hypothesis. 2). Report the critical value, 3). Report the calculated the test statistic, 4). Report the p-value or the critical value, 5). Decide if you can reject or fail to reject the null hypothesis. 6). Conclude, in the context of the problem. 1300 Delta College students were asked, if they were aware of the services provided by the Teaching Learning Center (TL/C). There response was coded as yes or no. a. Based on the information above, is each response, quantitative or categorical? b. What is the level of measure? c. What is the sample? d. What is the population? e. It was found that 52% of the 1300 Delta College students said, they were aware of the TL/C services. Is this 52% an example of a statistic or a parameter? Explain. e. Mel's Dinner has daily sales of exist3775 with a standard deviation of exist1065. What percent of the time can Mel expect his daily sales to be, between, exist1645 and exist5905? Use the Empirical Rules. If at a small school there are 1000 students and 617 are female, 422 are Liberal Arts Majors, and 307 are both female and a liberal arts major, what is the probability that, a. We select at random a female student or a liberal arts major. b. We select a person at random who is not a liberal arts major.

Explanation / Answer

1) a)

reponse is yes or no

which is categorical

b)

level of measure - Nominal

A nominal level variable that can take only two values (yes/no, male/female, Hungarian/non-Hungarian) is called a dichotomy.

c) sample is 1300 delta college students

d) population is Population is Delta College students

e) 52 % is statistics ,as it is obtained from sample.

this can change if we choose different sample

,whereas paramter is fixed and is for the population

Please ask rest questions again

as per chegg policy we ahve to answer 1 question,which i did

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