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Finding probability value using normal approximation for the given data.

Find out the specified probability, from a table of Normal probabilities. A restaurant's receipts show that the cost of customers' dinners has a skewed distribution with a mean of $54 and a standard deviation of $18. What is the probability that the next 100 customers would spend an average of less than $56 on dinner?

a.0.1552

b.0.4558

c.0.1335

d.0.5442

e.0.8665

Statistics and Probability, Statistics

  • Category:- Statistics and Probability
  • Reference No.:- M923105

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