4. For a one-sample t test with af = 40, find the P-values of the following hypothesis tests. (a) HO: µ = 4 years versus Ha: u + 4 years, with the observed test statistic to = 1.5. (b) HO : µ 2 4 years versus Ha: u < 4 years, with the observed test statistic to = -2.5. (c)H0 : µs 4 years versus Ha: u >4 years, with the observed test statistic to = 3.5.

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For a one-sample ? test with ?? = 40, find the P-values of the following hypothesis tests.

 (a) ?0 : ? = 4 years versus ??: ? ≠ 4 years, with the observed test statistic ?? = 1.5.

 (b) ?0 : ? ≥ 4 years versus ??: ? < 4 years, with the observed test statistic ?? = −2.5.

(c)?0 : ? ≤ 4 years versus ??: ? > 4 years, with the observed test statistic ?? = 3.5.

4. For a one-sample t test with df = 40, find the P-values of the following hypothesis tests.
%3D
(a) HO: u = 4 years versus Ha: u # 4 years, with the observed test statistic to = 1.5.
(b) Hồ : µ2 4 years versus Ha: µ< 4 years, with the observed test statistic to = -2.5.
(c)HO: us4 years versus Ha: u>4 years, with the observed test statistic to = 3.5.
Transcribed Image Text:4. For a one-sample t test with df = 40, find the P-values of the following hypothesis tests. %3D (a) HO: u = 4 years versus Ha: u # 4 years, with the observed test statistic to = 1.5. (b) Hồ : µ2 4 years versus Ha: µ< 4 years, with the observed test statistic to = -2.5. (c)HO: us4 years versus Ha: u>4 years, with the observed test statistic to = 3.5.
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