Answer to Question #309652 in Statistics and Probability for Ash

Statistics and Probability

Question #309652

A random variable x has a mean 4 and a standard deviation of 2.what is the corresponding z-score for x=7

Expert's answer

"\\mu=4,\\sigma=2, x=7"

"Z=\\frac{(x-\u03bc)}{\u03c3}"

"Z=\\frac{(7-4)}{2}=1.5"

Learn more about our help with Assignments: Statistics and Probability

Comments

No comments. Be the first!

Leave a comment

Related Questions

1. Four coins are tossed. Let A be the random variables representing the numbers of heads that occur. F
2. At the beginning of the road, a tank truck was traveling full of water in the water tank, but it beg
3. The BRIT Sports Bar sells a large quantity of Guinness every Saturday. From past records, the pub ha
4. Write the probability distribution of the random variable Q defined by the outcomes of rolling a fai
5. Box A and Box B both contain the numbers 1, 2, 3 and 4. Construct the probability mass function and
6. Two balls are drawn in succession without replacement from an urn containing 5 red balls and 6 blue
7. Suppose three coins are tossed. Let Y be the random variable representing the number of tails that o