The statement that is true about the given sample is that;
B. The sample includes all customers who made complaints to the company within the last year, and therefore is representative of the population. ,
<h3>Sample Statistics Interpretation</h3>
We are given;
Sample size; n = 420
Sample proportion; p^ = 65%
Now, from the sample size and proportion, we can say that;
Exactly 65% of the surveyed customers were not satisfied with the cell phone service. Now, this only represents those surveyed and not the entire population. Thus it is not exactly 65% of all customers that are not satisfied with the cell phone service.
Option B is correct because the 420 customers surveyed is a sample from the population of all their customers within the last year.
Read more about sample statistics at; brainly.com/question/7301139
Combine like terms
2x-6=2x-6
Get variable to one side
-6=-6
Infinite solutions
If you would like to calculate 6 5/6 + 6 11/12, you can do this using the following steps:
<span>6 5/6 + 6 11/12 = 41/6 + 83/12 = 82/12 + 83/12 = 165/12 = 55/4 = 13 3/4
</span>
The correct result would be 55/4.
Answer:
Step-by-step explanation:
To find the total surface area of a cylinder
We get
S.A=2πr^2+2πrh
S.a=2×3.142×4×4+2×3.142×4×16
S.A=100.544inches sq+401.192inches sq
S.a=502.464inches sq
Answer: B: 140.4
Step-by-step explanation: