Question: A product manager has conducted a customer satisfaction survey of B2330 customers on a scale of 1 to 5. The survey data is shown below.

A product manager has conducted a customer satisfaction survey of B2330 customers on a scale of 1 to 5. The survey data is shown below. Calculate the mean and standard deviation of the survey. Does the distribution approximate Normal?

CustomerSatisfaction rating 4 10 12 13 14 15 16 17 18 19 21 4 23 24 25 26 27 28 29 30

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Customer Satisfaction rating Cumulative Mean Std Dev 1 4 4 32 110755 2 3 7 3 2 9 4 5 ... View full answer

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