Several years ago, the mean height of women 20 years of age or older was 63.7 inches. Suppose that a random sample of 45 women who are 20 years of age or older today results in a mean height of 64.6 inches (a) State the appropriate null and alterative hypotheses to assess whether women are taller today. (b) Suppose the P-value for this test is 0.08 Explain what this value represents. (c) Write a conclusion for this hypothesis test assuming an a-0.10 level of significance. GD (a) State the appropriate null and alternative hypotheses to assess whether women are taller today OA H-64.6 in. versus H₂: px 64.6 in. OC -646 in versus H₂: > 64.6 in <646 in OE Hp-64.6 in versus H₂ OB H-637 in versus H₂ OD. Hp-63.7 in versus H₂ OF H₂ p 63.7 in versus H₂ >63.7 in 637 in p<63.7 in

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Several years ago, the mean height of women 20 years of age or older was 63.7 inches. Suppose that a random sample of 45 women who are 20 years of age or older today
results in a mean height of 64.6 inches
(a) State the appropriate null and alternative hypotheses to assess whether women are taller today.
(b) Suppose the P-value for this test is 0.08. Explain what this value represents.
(c) Write a conclusion for this hypothesis test assuming an a=0.10 level of significance.
(a) State the appropriate null and alternative hypotheses to assess whether women are taller today.
OA H₂ H=64.6 in. versus H₂ pz64.6 in.
OC H₂=646 in versus H₂ μ> 64.6 in.
OE H=64.6 in. versus H₁ u<64.6 in
OB. H-637 in versus H₂: > 63.7 in
OD. Hp 63.7 in. versus H₂
63.7 in
OF H₂ = 63.7 in. versus H₂
<63.7 in.
Transcribed Image Text:Several years ago, the mean height of women 20 years of age or older was 63.7 inches. Suppose that a random sample of 45 women who are 20 years of age or older today results in a mean height of 64.6 inches (a) State the appropriate null and alternative hypotheses to assess whether women are taller today. (b) Suppose the P-value for this test is 0.08. Explain what this value represents. (c) Write a conclusion for this hypothesis test assuming an a=0.10 level of significance. (a) State the appropriate null and alternative hypotheses to assess whether women are taller today. OA H₂ H=64.6 in. versus H₂ pz64.6 in. OC H₂=646 in versus H₂ μ> 64.6 in. OE H=64.6 in. versus H₁ u<64.6 in OB. H-637 in versus H₂: > 63.7 in OD. Hp 63.7 in. versus H₂ 63.7 in OF H₂ = 63.7 in. versus H₂ <63.7 in.
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