Question

Question Help Claim: The standard deviation of pulse rates of adult males is more than 10 bpm. For a random sample of 160 adult males, the pulse rates have a standard deviation of 10.9 bpm. Find the value of the test statistic. The value of the test statistic is (Round to two decimal places as needed.) Enter your answer in the answer box. W POO N x 30 ese

Answer 1

solution i Griven 10.9 160 The a Standard deviation 10 bpm represents the standard deviation deviation of a population and this making claim about the Population Standard deviation in the hypothesis we claim of more than 10 bpm" : we are = 10 The null hypothesis states that the population Standard deviation is equal to the Value mentioned in claim. Hoio The claim is either the null hypothesis or the alternative Hypothesis. If the null Hypothesis is claim then the alternative hypothes states the opposite of the null hypothesis Hair ID elis the Now test statistic is The value of the 160-1 n-1 110.972 ². १२ 002 (102 Ang 188.91 ~