Two separate samples receive different treatments. After treatment, the first sample has n = 9 with SS = 462. The second sample has n = 7 with SS = 420. Compute pooled variance for the two samples.Calculate estimated standard error.If the sample mean difference (M1 – M2) is 10 points, calculate t.Calculate df for the test.What is the critical value of t for a two-tailed t-test with α = 0.05?State the null hypothesis (H0).Is this enough to reject the null hypothesis using a two-tailed t-test with α = 0.05?

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Description: Two separate samples receive different treatments. After treatment, the first sample has n = 9 with SS = 462. The second sample has n = 7 with SS = 420. Compute pooled variance for the two samples.Calculate estimated standard error.If the sample mean

a)The pooled variance is given by σ2p = SS1 + SS2n1 + n2 -2 σ2p = 462 + 4209 +7 -2 =63 b) The…

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MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

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Two separate samples receive different treatments. After treatment, the first sample has n = 9 with SS = 462. The second sample has n = 7 with SS = 420.

Compute pooled variance for the two samples.

Calculate estimated standard error.

If the sample mean difference (M₁ – M₂) is 10 points, calculate t.

Calculate df for the test.

What is the critical value of t for a two-tailed t-test with α = 0.05?

State the null hypothesis (H₀).

Is this enough to reject the null hypothesis using a two-tailed t-test with α = 0.05?

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