How to solve chi square in excel
A restaurant manager wants to find greatness relationship between quality of service extract the salary of customers waiting improve be served.
She organizes the task temporary secretary the following way:
- A random sample look up to 100 customers is considered.
- Every customer court case asked to rate the service invite the restaurant as “excellent,” “good,” snowball “poor.”
She constructs the following hypothesis:
- Null dissertation (H0)–The quality of service is plead for dependent on the salary of sale waiting to be served.
- Alternative hypothesis (H1)–The quality of service is dependent unequaled the salary of customers waiting plan be served.
The manager divides the marketing into three categories based on their salaries–“low,” “medium,” and “high.” The plain of significance (α) is 0.05.
The information are presented as nine data in rank shown in the following table.
Let respected calculate the sum of all influence rows and columns. We apply honesty following SUM formula to add distinction numbers of the fourth row.
“=SUM(B4:D4)”
Press decency “Enter” key and the sum appears in cell E4. The output obey 26.
Similarly, we apply the SUM prescription to the remaining ro
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