What is the z-score of sample X, if n=256,mu=88,St Dev=128,and mu_X=104

Arnav Heath

Arnav Heath

Open question

2022-08-22

What is the z-score of sample X, if n = 256 ,   μ = 88 ,   St.Dev = 128 ,   μ X = 104?

Answer & Explanation

Carleigh Tate

Carleigh Tate

Beginner2022-08-23Added 8 answers

Given
n = 256 μ = 88 St.Dev = 128 μ X = 104
Find the Standard Error
S E = σ n = 128 256 = 8
Find the z-score
z = 104 88 8 = 2

Do you have a similar question?

Recalculate according to your conditions!

Ask your question.
Get an expert answer.

Let our experts help you. Answer in as fast as 15 minutes.

Didn't find what you were looking for?