a, there is not sufficient evidence to support the claim that the mean is different from 18.5. Ho : H= 18.5 100 H1 : H# 18.5 Test statistic: t= 0.4034. P-Value: P=0.6927. Accept Ho : M = 18.5. Since P> a, there is not sufficient evidence to support the claim that the mean is different from 18.5. Ho : H= 18.5 H : H# 18.5 Test statistic: t= 0.4034. P-Value: P=0.6927. Reject Ho : H = 18.5. Since P> a, there is sufficient evidence to support the claim that the mean is different from 18.5. Ho : H= 19 H : H# 19 Test statistic: t= 19. P-Value: P=0.6927. Accept Ho : H = 19. Since P> a, there is not sufficient evidence to support the claim that the mean is different from 19. Ho : H= 18.5 H : p# 18.5 Test statistic: t= 0.4034. P-Value: P=0.6927. Accept Ho : H = 18.5. Since P> a, there is sufficient evidence to support the claim that the mean is different from 18.5