You can find the answer yourself. It is not that hard, just talk to your teacher.
Answer:
(2/20 gallons/sec) ( 3/30 gallons/sec) (4/40 gallons/sec)
Step-by-step explanation:
Answer:
It is 22 backseat all you have to do is add all of those numbers.
My answer to the problem is as follows:
<span>A lower standard deviation would mean that more of those scores are closer to the mean. The 3rd class mean is higher also, so you could conclude that the 3rd block class had more consistent higher scores than the first.
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I hope my answer has come to your help. God bless and have a nice day ahead!
