# math

posted by .

can someone please help me understand how to get a z score. For example I have to find the z score for: x and y and x is 2 and y is 3

• math -

The Z score is the raw score in terms of standard deviations away from the mean. What are your mean and SD values?

Z = (score-mean)/SD

## Similar Questions

1. ### math

Find the z-score for the given raw score, mean, and standard deviation. Assume a normal probability distribution score = 15, ì = 16 , and ó = 2 Could you show me how to do this. My instructor has tried but I just don't understand …
2. ### math

Find the z-score for the given raw score, mean, and standard deviation. Assume a normal probability distribution for raw score = Raw score = 66, µ =60 , and ó =6
3. ### math

i took the sat and received a score of 488 on the math section. the average score was 445 with a standard deviation of 110. where does my score fit in the sample and what is the z score?
4. ### statistics

I am working on a problem in which you've helped someone else on a z-score percentile problem. I have my z-score and my number from the z-table. I'm trying to input it correct in spss but I'm not sure how to set it up. This is what …
5. ### stats

2. A standardized exam was provided to all 3rd graders in Arizona schools. The average score was 75 with a standard deviation of 10. Assuming that the scores were normally distributed, answer the following questions. (a) What z-score …
6. ### Stats

Could someone please explain to me how I would read a z table. I have a z score of 2.2 and I need to know what the percentages is. Then if I'm given 8% how do I find the z score?
7. ### ENGLISH/MATH HELP!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

NYS ELA 7 Score - Level 2 (high two so I was seven points away to a three) My Scale Scare - 658 Level Two: 642-664 (scale score) Level Three: 665-697 (scale score) NYS Math 7 Score - Level 3 My Scale Score - 678 Level Three - 670-693 …
8. ### Statistics

A sample of n=20 has a mean of M = 40. If the standard deviation is s=5, would a score of X= 55 be considered an extreme value?
9. ### programming

would someone be able to give me an idea of how to start coding this in C?
10. ### Joseph Ayo Babalola University

Score 1,Score 2 and Score 3 are the marks scored by a student in three tests. Write a pseudo code,an algorithm and draw a flowchart to find the average of best two score

More Similar Questions