Whether colleges students weigh less

Reference no: EM1391690

Assume that the average person in America weighs 150 pounds (μ). You want to determine whether colleges students weigh less than the average America, Following are the weights collected on a sample of colleges students: 120, 105, 166, 170, 145, 149, 135, 115, 168, 138.

a) Is this a one- or two-tailed test?

b) What are Ho and Ha for this study?

c) Compute tobt

d) What is tcv?

e) Should Ho be rejected? What should the researcher conclude?

Reference no: EM1391690

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