Answer: 5
Step-by-step explanation:
We know that the standard deviation of the sampling distribution of the means is given by :_
Given : The average weekly earnings for employees in general automotive repair shops is.
The standard deviation for the weekly earnings for such employees =
Now, the standard deviation of the sampling distribution of the means of average weekly earnings for samples of size:-
Hence, the standard deviation of the sampling distribution of the means of average weekly earnings for samples of size 100 = 5
Answer:
A. 26°
Step-by-step explanation:
If ON =OL, then the two triangles are are similar.
The base angles must be equal.
We group the similar terms to obtain:
Divide through by 2 to get:
x=8
Substitute x=8
Given:
The total revenue of this year = $14,600
This year revenue is 27% less than their total revenue in the previous year.
To find:
The total revenue in the previous year.
Solution:
Let x be the total revenue of the previous year.
This year revenue is 27% less than their total revenue the previous year.
Revenue in this year = Revenue in previous year - 27% of it
Divide both sides by 0.73.
Therefore, the total revenue in the previous year is $20,000.
Answer:
x is divided by 3
Step-by-step explanation:
Answer:
Step-by-step explanation: