GPAs at CCSU are normally distributed with a mean of 2.45 and a standard deviation of...

Question

Question

Answer 1

Answer #1

z-score = (X - mean)/sd

=(3.18 - 2.45)/0.49

= 1.489795

option D) 1.490 is correct

Please rate

Answer 2

Similar Homework Help Questions

GPAs at CCCOnline are normally distributed with a mean of 2.25 and a standard deviation of...

GPAs at CCCOnline are normally distributed with a mean of 2.25 and a standard deviation of 0.46. Find the z-score for a GPA of 3.13. 1.087 1.804 0.8478 1.913 1.261 1.109 Adult men have heights with a mean of 69.0 inches and a standard deviation of 8 inches. Find the z-score of a man 76.9 inches tall. (to 2 decimal places) The physical plant at the main campus of a large state university recieves daily requests to replace florecent lightbulbs....
The distribution of GPAs is normally distributed with a mean of 2.7 and a standard deviation...

The distribution of GPAs is normally distributed with a mean of 2.7 and a standard deviation of 0.3. Approximately what percentage of students have GPAs above 3.0? We were unable to transcribe this image
the scores on the accuplacer test and High School GPAs are normally distributed. The Accuplacer test...

the scores on the accuplacer test and High School GPAs are normally distributed. The Accuplacer test had a mean of 40 and a standard deviation of 10. High School GPAs had a mean of 2.5 and a standard deviation of 0.1. What high school GPA do you need to equal a score of 44 on the Accuplacer test? Give answer to two decimal places

Suppose that the student body in a large university have normally distributed GPAs with a mean...

Suppose that the student body in a large university have normally distributed GPAs with a mean of μ=2.91 and standard deviation σ=0.38. You randomly select a sample of n=29 students. The probability is 0.95 (with the complement split evenly between the tails) that the standard deviation of your sample will be between what two numbers? Round your answers to four decimal places. ________ ≤ s ≤ ________
Assume that z-scores are normally distributed with a mean of O and a standard deviation of...

Assume that z-scores are normally distributed with a mean of O and a standard deviation of 1. If P(0 < z < a) = 0.4857, find a. a = (Round to two decimal places.)
X is a normally distributed variable with mean p = 30 and standard deviation o =...

X is a normally distributed variable with mean p = 30 and standard deviation o = 4. Find P(x < 40)

I.Q.s in the population are normally distributed with a mean = 100 and a standard deviation...

I.Q.s in the population are normally distributed with a mean = 100 and a standard deviation =15. Find the Z-score (two decimal places) for an I.Q. of 130
suppose there is a normally distributed population with a mean of 250 and a standard deviation...

suppose there is a normally distributed population with a mean of 250 and a standard deviation of 50. If xbar is the average of a sample of 36,find P(xbar<=240)
Furnace repair bills are normally distributed with a mean of $273 & a standard deviation of...

Furnace repair bills are normally distributed with a mean of $273 & a standard deviation of $25. Examples of 100 furnace repair bills are obtained and the mean cost of each sample is recorded. Find the standard deviation of the mean costs. Write the formula you we use, then put the numbers into it then give the answer.

If the mean and the standard deviation of a continuous random variable that is normally distributed...

If the mean and the standard deviation of a continuous random variable that is normally distributed are 20 and 5, respectively, find an interval that contains 68% of the distribution. a. 18,24 b. 12,25 c. 10,30 d. 15,25