The shelf life of a particular dairy product is normally distributed with a μ of 12 days and a σ of 3 days: Create the Normal Curve with 3 Standard Deviations, then Answer: What percent of the products last between 9 and 15 days? What percent of the products last between 12 and 15 days? What percent of the products last 6 days or less?

A First Course in Probability (10th Edition)
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ISBN:9780134753119
Author:Sheldon Ross
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Chapter1: Combinatorial Analysis
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The shelf life of a particular dairy product is normally distributed with a μ of 12 days and a σ of 3 days:

Create the Normal Curve with 3 Standard Deviations, then Answer:

  1. What percent of the products last between 9 and 15 days?
  2. What percent of the products last between 12 and 15 days?
  3. What percent of the products last 6 days or less?
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Step 1

Given data,

μ=12σ=3

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