I guess that u = μ & that a=σ. If so:
μ =100 & that σ =20 & x=20
Z score = (x-μ) / σ ==> Z score = (90-100)/20 ==> Z = - 0.5
Answer:
what is the question here?
Step-by-step explanation:
Answer:
300
Step-by-step explanation:
Answer:
The answer is 4u-14.
Have a great rest of your day!
