Assume the time required to place an order at adrive-thru window atChick-fil-A follows a continuous uniform distribution with a minimum order time of 19 seconds and maximum time of 42 seconds. Complete parts (a) through (c) below.

a) What are the mean and standard deviation for thisdistribution?

The mean of this distribution is

30.5

30.5 seconds.

(Type a integer or adecimal.)

The standard deviation of this distribution is

nothing

seconds.

(Type an integer or decimal rounded to two decimal places asneeded.)

b) What is the probability that it takes you between 24 and 31 seconds to order atChick-fil-A?

nothing

(Type an integer or decimal rounded to three decimal places asneeded.)

c) What time represents the 89th percentile of thisdistribution?

nothing

seconds

(Type an integer or a decimal rounded to three decimal places asneeded.)

Assume the time required to place an order at a drive-thru window at Chick-fil-a follows a continuous uniform distribution with a minimum order time of 19 seconds and maximum time of 42 seconds. Complete parts (a) through (c) below. a) What are the mean and standard deviation for this distribution? The mean of this distribution is 30.5 seconds. (Type an integer or a decimal.) The standard deviation of this distribution is seconds (Type an integer or decimal rounded to two decimal places as needed.) b) What is the probability that it takes you between 24 and 31 seconds to order at Chick-fil-a? (Type an integer or decimal rounded to three decimal places as needed.) c) What time represents the 89th percentile of this distribution? seconds (Type an integer or a decimal rounded to three decimal places as needed.)