Mathematics, 20.09.2020 16:01, em387p3s1zr
A car service chain hopes to increase productivity and has set a goal of an average of at least 25 customers served per day across all their locations. To assess the success of the initiative, the company randomly checks the productivity of 50 locations finding a mean of 24.02 customers served and a standard deviation of 4.75 customers. To find out if there is statistical evidence that the company has failed to meet its goal, answer the following:
Required:
a. Write the appropriate hypotheses.
b. Are the necessary assumptions to perform inference satisfied? Explain.
c. Calculate the p-value.
d. Interpret the p-value you calculated in part (c) within the context of this problem.
e. What is your conclusion?
Answers: 2
Mathematics, 21.06.2019 21:00, kitttimothy55
Julie buys 2kg of apples and 7kg of pears ? 12.70. the pears cost ? 1.30 per kilogram what is the price per kilogram of the apples? show your working out
Answers: 2
Mathematics, 21.06.2019 21:50, bcox32314
Desmond wants to sell his car that he paid $8,000 for 2 years ago. the car depreciated, or decreased in value, at a constant rate each month over a 2-year period. if x represents the monthly depreciation amount, which expression shows how much desmond can sell his car for today? \ 8,000 + 24x 8,000 - 24x 8,000 + 2x 8,000 - 2x
Answers: 3
A car service chain hopes to increase productivity and has set a goal of an average of at least 25 c...
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English, 13.06.2020 22:57
English, 13.06.2020 22:57