A) Use the following information to answer the next two exercises: The patient recovery time from a particular surgical procedure is normally distributed with a mean of 5.3 days and a standard deviation of 2.1 days.

What is the probability of spending more than two days in recovery?

a)0.0580

b)0.8447

c)0.0553

d)0.9420

B) The patient recovery time from a particular surgical procedure is normally distributed with a mean of 5.3 days and a standard deviation of 2.1 days.

The 90th percentile for recovery times is?

a)8.89

b)7.07

c)7.99

d)4.32