To State:
The probability that a randomly chosen shopper will spend between
Given:
Time spent by shoppers in a supermarket is
Concepts Used:
The z-score of the value
The probability that the z-score of a randomly chosen value from a distribution lies between
The standard normal curve is symmetrical about the mean so it follows that the probability of a random value to have a z-score between
Calculations:
Determine the z-score for
The probability that the z-score of a randomly chosen value from a distribution lies between
Conclusion:
Chapter 6 Solutions
Holt Mcdougal Larson Algebra 2: Student Edition 2012
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