X is a normally distributed random variable with mean 62 and standard deviation 18.

What is the probability that X is between 44 and 80?

Write your answer as a decimal rounded to the nearest thousandth.

Question

Allisson Riddle

Mathematics

14 July, 23:40

X is a normally distributed random variable with mean 62 and standard deviation 18.

What is the probability that X is between 44 and 80?

Write your answer as a decimal rounded to the nearest thousandth.

+1

Answers (1)

Know the Answer?

Cruz Mcgrath · Answer 1

0.683

Step-by-step explanation:

If you have a calculator with statistical functions, this work is especially straightforward.

On the calculator, type in

normcdf (44,80,62, 18)

The calculator returns the result (probability) 0.683

X is a normally distributed random variable with mean 62 and standard deviation 18.What is the probability that X is between 44 and 80?Write your answer as a decimal rounded to the nearest thousandth.

X is a normally distributed random variable with mean 62 and standard deviation 18.

What is the probability that X is between 44 and 80?

Write your answer as a decimal rounded to the nearest thousandth.