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Author Question: The distribution of the number of loaves of bread sold per week by a large bakery over the past 5 ... (Read 118 times)

tth

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on: Jun 24, 2018
The distribution of the number of loaves of bread sold per week by a large bakery over the past 5 years has a mean of 7,750 and a standard deviation of 145 loaves. Suppose a random sample of n = 40 weeks has been selected. What is the approximate probability that the mean number of loaves sold in the sampled weeks exceeds 7,895 loaves?
 
  What will be an ideal response?

Question 2

Current estimates suggest that 75 of the home-based computers in a foreign country have access to on-line services. Suppose 20 people with home-based computers were randomly and independently sampled. Find the probability that fewer than 10 of those sampled currently have access to on-line services.
 
  What will be an ideal response?


pocatato

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Reply #1 on: Jun 24, 2018
Answer to Question 1

Approximately 0

Answer to Question 2

0.0039


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