Pulse Rate (bpm) 53 60 94 102 103 81 69 78 49 63 49 78 52 95 99 86 83 90 58 60 80 83 81 91 42 55 65 74 55 37 70 51 53 95 59 41 96 84 105 83 51 51 88 52 56 103 70 43 46 8.3.25-T D Assigned Media !Question Help Use the pulse rates in beats per minute (bpm) of a random sample of adult females listed in the data set available below to test the claim that the mean is less than 74 bpm. Use a 0.01 significance level. Click the icon to view the pulse rate data. What are the null and altermative hypotheses? A. Ho: H=74 bpm O B. Ho: = 74 bpm H: µ<74 bpm H1: µ>74 bpm O C. Ho: H=74 bpm H: u#74 bpm O D. Ho: H>74 bpm H:p<74 bpm Determine the test statistic. (Round to two decimal places as needed.)

Q: The test statistic is enter your response here.

A:

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A: Removing the subjective element from a measure will increase reliability

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A: Formula for Test statistic  Test statistic ( z ) z = ( p^ - p ) / ( √( p * ( 1 - p) / n) )

Q: How do i find the test statistic and the p-value?

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A: here use basic of standard normal random variable z -score

Q: uld you please check

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Q: 5% is a very common significance level for significance tests, but it Is arbitrary

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Confidence Intervals

When we calculate intervals in probability and statistics, it can be simply termed as finding out a confidence interval. The confidence interval is usually calculated from the data set which is observed. The value of the parameter that needs to be calculated is present here only.