Posted by **Lyndyc** on Thursday, December 5, 2013 at 8:16pm.

A normal distribution has a mean of ƒÝ = 100 with ƒã = 20. If one score is randomly selected from this distribution, what is the probability that the score will have a value between X = 90 and X = 110?

a. 0.6915

b. 0.3085

c. 0.1915

d. 0.3830

## Answer This Question

## Related Questions

- statistics - A normal distribution has a mean of µ = 100 with standard deviation...
- statistics - True or False If one score is randomly selected from a normal ...
- distribution - In a school, the IQ scores of the students have a normal ...
- statistics - a normal distribution has a mean of 20 and a standard deviation of ...
- statistics - A normal distribution has a mean of 100 and standard deviation of ...
- statistics and probability - It is known that an exam scores of students in STAT...
- Statistics - The Wechsler Adult Intelligence Scale (WAIS) is a common "IQ test" ...
- stats - (a) The test had six multiple-choice items that were scored as correct ...
- stats - (a) The test had six multiple-choice items that were scored as correct ...
- Math - A normal distribution has a mean of 20 and a standard deviation of 3.What...

More Related Questions