Question 1A researcher wants to study the spending habits of customers of a local shopping mall. The mall manager claims that the average spending per customer is $70 but the researcher believes that the average is less than $70. A simple random sample of 350 shoppers is obtained. The sample average is $65 and the sample SD is $27. Find the value of the test statistic.-3.47-2.36-0.143.45-2.08Question 2A researcher wants to study the spending habits of customers of a local shopping mall. The mall manager claims that the average spending per customer is $70 but the researcher believes that the average is less than $70. A simple random sample of 350 shoppers is obtained. The sample average is $65 and the sample SD is $27. Find the p-value.1.90%0.028%1.79%3.57%25%Question 3In a certain city there are 100000 persons age 18 to 24. A simple random sample of 500 such persons is drawn of whom 198 turn out to be currently enrolled in college. If possible find a 95% confidence interval for the percentage of all persons age 18 to 24 in that city who are currently enrolled in college.36.72% to 45.48%not possible33.06% to 40.41%none of these35.22% to 43.98%Question 4A researcher wants to study the spending habits of customers of a local shopping mall. The mall manager claims that the average spending per customer is $70 but the researcher believes that the average is less than $70. A simple random sample of 350 shoppers is obtained. The sample average is $65 and the sample SD is $27. Find the alternative hypothesis.the population average is greater than $70none of thesethe population average is less than $70the sample average is less than $70the population average is $70
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BENCHMARK – EFFECTS OF CHILDHOOD TRAUMA WORKSHEET
Academic Level University Subject Healthcare Type of Paper Other (Not listed) Paper Format APA Assessment Traits Benchmark Requires Lopeswrite Assessment Description Complete the “Effects of Childhood Trauma Worksheet” document attached. While APA format is not Read more…