Significant difference on average between age of customers

Reference no: EM131808607

Question: To help your restaurant marketing campaign target the right age levels, you want to find out if there is a statistically significant difference, on the average, between the age of your customers and the age of the general population in town, 43.1 years. A random sample of 50 customers shows an average age of 33.6 years with a standard deviation of 16.2 years.

a. Identify the null and research hypotheses for a two-sided test using both words and mathematical symbols.

b. Perform a two-sided test at the 5% significance level and describe the result.

Reference no: EM131808607

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