(14) 1. The average time to run a race is 14 minutes. You wish
to see...
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(14) 1. The average time to run a race is 14 minutes. You wishto see if a new training regimen will lower the time to run therace. After doing the training regimen you run the race 35 timesand the average time to run the race now is 13.32 minutes with astandard deviation of 1.4 minutes.
a) At the .05 level did the training regimen lower the time(note: p value from computer is p = .003)
b) Based on the answer for a) did the training regimen lowerthe time? (yes or no) Answer:
c) What is the only type of error that could haveoccurred
Answer:
D) Interpret the p-value: Answer:
E) How do you explain the .68 minutes lowering of the timeAnswer:
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aH0 Null Hypothesis14 the training regimen did not lower the timeHA Alternative Hypothesis14 the training regimen lowered the time claim 1332s 14n 35df 35 1 34 005From
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