A store sells 12 cans of soup for $21. How much would it cost you to buy 5 cans of soup?
1 answer:
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Answer:
- strong negative linear correlation
- -0.986
Step-by-step explanation:
You need to notice that when altitude goes up, temperature goes down. That means the correlation is negative.
The table shows the temperature decrease to be monotonic (nowhere does it go up when altitude increases), so the correlation is strong.
The strong negative correlation number available to you is -0.986.
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If you want confirmation, you can put the numbers into your favorite graphing calculator and tell it to compute the correlation for you.
The arc length, radius and the included angle are related as
where
is in radians.
The radius is given by
Correct choice is (B).