Question: A random sample of 40 women is partitioned into three categories with ages of below 20, 20 through 40 and over 40. The analysis of variance results obtained from SPSS are shown below.

a) What is the null hypothesis

b) What is the alternative hypothesis?

c) Identify the P- VALUE

d) Is there sufficient evidence to support the claim that women in the different age categories have different mean blood pressure levels?

Source SS DF MS Sig (p-value) F-statistics

TREAMENTS 937.930 2 468.965 0.205 1.655

Error 10484.470 37 283.364

total 11422.400 39