The mass of a species of mouse commonly found in houses is normally distributed with a mean of 19.5
grams with a standard deviation of 0.12 grams.
For parts (a) through (c), enter your responses as a decimal with 4 decimal places.
a) What is the probability that a randomly chosen mouse has a mass of less than 19.39 grams? I
b) What is the probability that a randomly chosen mouse has a mass of more than 19.58 grams?
c) What proportion of mice have a mass between 19.42 and 19.58 grams?
d) 25% of all mice have a mass of less than
grams.