Asmall business has an average income of $3,000.00 per month with a standard deviation of $250.00. if the income in a given month is $3,300.00, what z-score corresponds to this value?

1.2

Step-by-step explanation:

Given : A small business has an average income of $3,000.00 per month with a standard deviation of $250.00.

To Find :  If the income in a given month is $3,300.00, what z-score corresponds to this value?

Solution:

Formula of z score

x = 3300

Substitute teh values in teh formula

Hence  z-score corresponds to this value is 1.2

the answer is b.

64

step-by-step explanation:

c=2πr=2·π·8≈64

multiply each one by 3.14

step-by-step explanation: