# Normal Distribution Assignment | Professional Writing Services

You need to calculate either the appropriate z-value or x-value for the following problems. Z-values should always to rounded to 2-decimal places. Z-values, in general, may be negative, positive, or zero and should mostly fall between -3 and 3.

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Normal Distribution Assignment | Professional Writing Services
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The customer service centre in a department store has determined that the amount of time spent with a customer about a complaint is normally distributed with a mean of 9.3 minutes and a standard deviation of 2.5 minutes.

4)

What is the z-value that corresponds to x = 10 minutes?

z = __________

(1pts)

5)

What is the z-value that corresponds to x = 5 minutes?

z = __________

(1pts)

6)

What is the x-value that corresponds to z = 1.12? Round answer to the nearest whole number.

x = __________

(1pts)

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