Question

a supermarket that sells mostly generic products desires to open a store in a certain area provided the average income does not exceed 22000. a random sample of 30 household incomes averaged to be 20450 with a standard deviation of 4659.71.

Test to see if this city would support the supermarket. Use a .05 level of significance to run the test. Note: It is very important that they have strong evidence that this income is less than 22000! At the end, dont forget to answer the question.

Answer 1