Answer:
Step-by-step explanation:
This could help
https://www.jcschools.us/cms/lib03/MO01909951/Centricity/Domain/2287/2-1%207th%20grade%20math.pdf
Answer:
1. a=22.18394
2. 13.31803
Step-by-step explanation:
Given:
Mean, μ = 196
Std. dev., σ = 22
A sample size of 50 (> 30) is large enough to provide meaningful data.
The random variable is x = 200.
The z-score is
z = (x - μ)/σ = (200 - 196)/22 = 0.1818
From normal distribution tables, obtain
Prob(X < 200) = 0.572 = 57.2%
Answer: 57.2%
Answer:

Step-by-step explanation:
We can simplify the expressio using the product rule. The exponents will add up when multiplied with each other:



The answer is B

Answer:
your answer would be 9 3/4
hope this helps
here our your choices for the other guy
A 2 1/3
B 5 1/2
C 1 1/9
D 2 1/6