Question

The patient recovery time from a particular surgical procedure
is normally distributed with a mean of 6.4 days and standard
deviation of 1.8 days. Use your graphing calculator to answer the
following questions. Write your answers in *percent* form.
Round your answers to the nearest tenth of a percent.

a) What is the probability of spending less than 8 days in
recovery?

b) What is the probability of spending more than 4 days in
recovery?

c) What is the probability of spending between 4 days and 8 days in
recovery?

Answer #1

a) Probability of spending less than 8 days in recovery is
**81.0%**

b) Probability of spending more than 4 days in recovery is
**90.8%**

c) Probability of spending between 4 days and 8 days in recovery
is **71.9%**

Complete solution is given in attached images:

Thank You.

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please show work

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