Refer to the information given in Exercise 10 4 Test at a 5 significance level if 1 is less than 2 n1 650 1 1 05 1 5 22 n2 675 2 1 54 1 6 80 ...

Step 1 H 0 1 2 0 H 1 1 2 0 Step 2 Since 1 and 2 are known the sampl ...

Refer to the information given in Exercise 10.4. Test at a 5% significance level if 1 is

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Refer to the information given in Exercise 10.4. Test at a 5% significance level if µ1 is less than µ2.
n1 = 650 1 = 1.05 σ1 = 5.22
n2 = 675 2 = 1.54 σ1 = 6.80

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Introductory Statistics

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Refer to the information given in Exercise 10.4. Test at a 5% significance level if 1 is

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