Answer:
8 and 4
Step-by-step explanation:
Answer: A
Step-by-step explanation: I honestly couldn't tell you how to do this, I don't understand it. I just took the test and got this question correct. The answer is A, (5-7)^2.
Answer: The sampling frame is 400 and the sample 250.
Step-by-step explanation:
The sampling frame is a list of elements used to determine the samples. The sampling frame contains 400 senior citizens of which 250 samples were interviewed.
Answer:
7664025600
Step-by-step explanation:
I basically just multiplied first then added the sums. Also you can use a calculator to make sure ur answer is right.