Project Part B Hypothesis Testing and Confidence Intervals Y

Project Part B: Hypothesis Testing and Confidence Intervals

Your manager has speculated the following.

a. The average (mean) annual income was greater than $45,000.

b. The true population proportion of customers who live in a suburban area is less than 45%.

c. The average (mean) number of years lived in the current home is greater than 8 years.

d. The average (mean) credit balance for rural customers is less than $3,200.

Using the sample data, perform the hypothesis test for each of the above situations in order to see if there is evidence to support your manager

Solution

Where is the data?