Question

1. Draw and label the “normal curve” with the percentage of measurements falling within each standard...

1. Draw and label the “normal curve” with the percentage of measurements falling within each standard deviation. (1 sigma, 2 sigma, 3 sigma)  

2. looking at a run chart, can the mean change? Answer yes or no, then explain your answer.  

Math   Statistics-And-Probability   
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Answer #1

1)

Measurement falling within 1 sigma is 68.26℅

Measurement falling within 2sigma is 95.44℅

Measurement falling within 3 sigma is 99.73℅

2) Yes mean can change

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