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We would like to start a business and need to estimate the average

possible customers in one week for our business plan and model. How

many potential customers must we randomly select to be 99% sure that

the sample mean is within 2 minutes of the population mean µ. Assume

that a previous survey has shown σ =5.47 minutes.

a. 43

b. 45

c. 49

d. 50​


Sagot :

Answer:

B po sagot

Step-by-step explanation:

Pa follow po plsss

D. 50

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