Maggy Mwangi
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The distances traveled to work in miles by the employees at a large company are normally distributed with the mean of 35 ml. and standard deviation of 10 ml.
a) What is the z score of an employee who travels 40 miles?
b) What percent of employees travel more than 45miles ?
c) Find the 90th percentile of the travel distances
d) In what interval do the middle 70% of travel distances fall?