# I want to see if my answer about blood volume is right

**Question description**

Total blood volume in ml per body weight in kg is important in medical research.for healthy adults. The red blood cell volume mean is about u=28 ml/kg.red blood cells volume that is too low or too high can indicate a medical problem. Suppose that roger has Shad seven blood test and the red blood cell volumes were 32 25 41 30 35 37 29

Mean 32.7 standard derivation 4.75

A) Ho:u= 28 ml/kg

B) H1: u is not equal 28 ml/kg

C) two tailed

D) mean= 32.7

E) Z= 2.618 I rounded 2.62

F) p value = .0088

G) .0088= 0.01 Reject the null hypothesis

H) the sample data are not significant at the 1% level. There is enough evidence to conclude the null hypothesis

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