SOLUTION: Here are heart rates for a sample of 30 students before and after a class break. At α = .05, was there a significant difference in the mean heart rate? (a) State the hypotheses.

Question 1188603: Here are heart rates for a sample of 30 students before and after a class break. At α = .05, was
there a significant difference in the mean heart rate? (a) State the hypotheses. (b) State the decision rule. (c) Solve the problem and show the output. Or show the process if you use hand-calculation. (d) Make a decision. (e ) Write up a few sentences to interpret and report this study like you would for a research paper. Follow the APA 7th edition format requirement. See https://my.ilstu.edu/~jhkahn/apastats.html for a useful guidance. (20 points)
before:
70,65,70,69,57,72,55,56,75,70,66,66,71,81,75,64,66,61,77,60,72,58,77,72,68,71,65,71,70,74
after:
83,75,66,78,95,80,76,80,65,61,95,81,59,77,80,85,63,69,75,73,80,75,77,81,68,73,84,65,71,86

Answer by ikleyn(52791) (Show Source): You can put this solution on YOUR website!
.

Hello, I see 3 (three, THREE) identical posts for this task.

Let me tell you that three is TOOOOOOO much.

Two is enough.

Actually, one is just enough . . .

But THREE make just an opposite effect.

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