Mathematics, 24.11.2021 09:30 ptrlvn01
Health insurance benefits vary by the size of the company (Atlanta Business Chronicle, December 31, 2010). The sample data below show the number of companies providing health insurance for small, medium, and large companies. For purposes of this study, small companies are companies that have fewer than 100 employees. Medium-sized companies have 100 to 999 employees, and large companies have 1000 or more employees. The questionnaire sent to 225 employees asked whether or not the employee had health insurance and then asked the employee to indicate the size of the company.
Size of the Company
Health Insurance Small Medium Large
Yes 36 65 88
No 14 10 12
a. Conduct a test of independence to determine whether health insurance coverage is independent of the size of the company. Using a .05 level of significance.
Compute the value of the 2 test statistic (to 2 decimals).
The p-value is___.
What is your conclusion?
b. A newspaper article indicated employees of small companies are more likely to lack health insurance coverage.
Answers: 1
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Health insurance benefits vary by the size of the company (Atlanta Business Chronicle, December 31,...
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