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For a data set of thepulse rates for a sample of adult​ females, the lowest pulse rate is 38 beats per​ minute, the mean of the listed pulse rates is x overbarequals78.0 beats per​ minute, and their standard deviation is sequals25.3 beats per minute.

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COMPLETE QUESTION:

For a data set of the pulse rates for a sample of adult​ females, the lowest pulse rate is 32 beats per​ minute, the mean of the listed pulse rates is x overbarequals74.0 beats per​ minute, and their standard deviation is sequals14.8 beats per minute.

a. What is the difference between the pulse rate of 32 beats per minute and the mean pulse rate of the​ females?

b. How many standard deviations is that​ [the difference found in part​ (a)]? c. Convert the pulse rate of 32 beats per minutes to a z score.

d. If we consider pulse rates that convert to z scores between minus2 and 2 to be neither significantly low nor significantly​ high, is the pulse rate of 32 beats per minute​ significant?

Answers:

a) 42 b) 2.838 c) -3.07 d) The pulse rate is significantly low.

Step-by-step explanation:

The explanations are clearly written in the attachment below

For a data set of thepulse rates for a sample of adult​ females, the lowest pulse-example-1
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