Register
A normal distribution has a mean of 135 and a standard deviation of 8. Find the Z-score for a data value of 118. Round to two decimal places
166k views
5 votes
A normal distribution has a mean of 135 and a standard deviation of 8. Find the Z-score for a data value of

118.
Round to two decimal places

User Prolfe
by
4.6k points

1 Answer

5 votes

Answer:

The z-score will be -2.125

Explanation:

To calculate z-score, use the mean and standard deviation. The equation is

z=value-mean

/standard deviation

User Michael Freake
by
6.0k points
Ask a Question
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

6.0m questions

7.8m answers

Other Questions

Solve for y in terms of x. 2/3y - 4 = x y = x + 6 y = -x + 4 y = -x + 6 y = x + 4
Aliyah has $24 to spend on seven pencils. After buying them she had $10. How much did each pencil cost?
Ten gallons of paint were poured into two containers of different sizes. Use one variable to express the amount poured into each container
Use the normal model ​n(11371137​,9696​) for the weights of steers. ​a) what weight represents the 3737thth ​percentile? ​b) what weight represents the 9999thth ​percentile? ​c) what's the iqr of the weights
Evaluate a + b when a = –16.2 and b = –11.4 A. –27.6 B. –4.8 C. 4.8 D. 27.6
Link Copied!