**Z Score Worksheet Answers**. Web explanation of the process we assume that we are working in a setting in which our data are normally distributed. C) a score that is 15 points above the mean.

At = 0:05 signi cance, should you conclude that you’re A) a score of 60, where the mean score of the sample data values is 40. Express your answer to 2 decimal places.

### A) A Score Of 60, Where The Mean Score Of The Sample Data Values Is 40.

At = 0:05 signi cance, should you conclude that you’re The test scores for the quantitative reasoning section of the gre are normally distributed. B) a score that is 10 points below.

### A Score That Is 10 Points Below The Mean.

A) a score that is 20 points above the mean. The mean for the sample is still 71 and the standard deviation is now 5 2.8 = 1.252… the standard deviation has gone down. Web it’s a positive value, and we want the scores below this.

### Web Each Of The Following Statements.

Round to two decimal places. Scores on a history test have an average of 80 with a standard deviation of. Web if your scores on these exams are 570, 620, 710, 440, and 710:

### The Test Scores Of Four Students Are 162, 168, 155, And 138.

B) a score that is 10 points below the mean. A normal distribution of scores has a standard deviation of 10 and a mean of 0. A normal distribution of scores has a standard deviation of 10.

### Web Calculating Z Scores Statistics Try The Free Mathway Calculator And Problem Solver Below To Practice Various Math Topics.

The mean score is 150 with a standard deviation of 8.75. Umaima scored 72 on the exam. Since x is normal, is also, even at this low sample size.