Answer:
Letter C
Step-by-step explanation:
its right
Answer:
Area = 140 in2
Step-by-step explanation:
Area = (15 +15+4+6)*7 /2
= 140 in2
Answer:
The mean for Z is 40.
The standard deviation for Z is 25.
Step-by-step explanation:
We are given the following in the question:
X: daily work hours.
The average daily work hours are 8 hours, with a standard deviation of 5.


Z denote weekly work hours.
We have to find the mean and standard deviation for Z.

The mean for Z is 40.
We use the property:


Thus, the standard deviation for Z is 25.
Answer:
Slope = 2 6/11
Step-by-step explanation:
<u>Formula:</u> 
m = slope.
<u>Substitute the given points into the formula:</u>

<u>Solve:</u>
