Question

l MetroPCS LTE 10:32 AM 65% X Lab 11 Means Samples Inference.pdf 3. The dictary content of hyperactive boys was comparod with the dictary content of a contrel group. The protein intake (in grams) is measured over a specific time period. The sample of 12 hyperactive boys had a mean protein intake of 70 pams and standard deviation of 14 grams, whereas an independent sample of 14 mon-hyperactive boys (the control group) had a intake of 7 and a standard deviation of I6 grams Siandard Population 1 (hyperactive boys) Population 2 (non hyperactive boys) Test using a 5% significance level wheter hyperactive boys have a lower mean protein a. Null Hypothesis: Altemative Hypothesi Assumptions: Test statistic Rejection Region: Calculated Test Statistic: Conclusion P-value b. Construct a 90% confidence interval fr the diRerence in mean protein unta kes Open With Print

Answer 1

14 12 구σ 16 ens nali nahnally diothibutadaれ 2 228 5 alauatd .613 ont>は11

value 14 Jas, 6- 135