I believe the 3rd answer down if the information you provided is correct
Squaring the sum on the top, rules out 1 and 2 (not squaring the 7 only)
then 4 times the difference. so I believe 4 (x-1) on the bottom.
Hey!
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Answers:
B-B-A-B
A-B-B-B
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Explanation:
We assume that the winner is from a private school (B). As we look at the options we can see that there are two options that show B at least 3 times in the span.
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Hope This Helped! Good Luck!
Check the picture below.
recall that negative angles go "clockwise".
Answer:
This isn't the best worded question but from what I understand a larger sample size decreases the margin of error. If he would like a more accurate answer a larger sample size of the viewers will give more accurate answers.
Step-by-step explanation: