A raw score (X) of 45 comes from a normal distribution with a standard deviation of 5. If the z-score equivalent of X is - 1.00, what is the mean of the distribution?

a. 40
b. 50
c. 79
d. 100
e. Additional information is required to calculate this.


Ans: b

Education

You might also like to view...

List and explain three different options for choral poetry arrangements.

What will be an ideal response?

Education

It has been found that weekly spelling tests do not provide an accurate picture of what our students know about spelling. What is the best technique to assess what a student knows about spelling?

a. observing and recording information as students write b. monthly spelling tests c. bi-weekly spelling tests d. weekly spelling bees, or spelling contests

Education

Some students cannot engage in the instructional activity without accommodations that enable them to participate

Indicate whether the statement is true or false

Education

If you send a confirmation letter for a job offer, what should it not mention?

a. Position title b. Start date c. Location of office d. Salary e. Responsibilities

Education