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A survey found that in a sample of 100 families, 37 owned cats. A survey done 5 years ago found that in a sample of 80 families, 34 owned cats. At ? = 0.05 has the proportion of cat owners changed over the 5-year period?

A survey found that in a sample of 100 families, 37 owned cats. A survey done 5 years ago found that in a sample of 80 families, 34 owned cats. At ? = 0.05 has the proportion of cat owners changed over the 5-year period?

MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
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A survey found that in a sample of 100 families, 37 owned cats. A survey done 5 years ago found that in a sample of 80 families, 34 owned cats. At ? = 0.05 has the proportion of cat owners changed over the 5-year period?

4. A survey found that in a sample of 100 families, 37 owned cats. A survey done 5 years ago found that in a sample of 80 families, 34 owned cats. At a = 0.05 has the proportion of cat owners changed over the 5-year period? Solution: Step 1: State the hypothesis Ho: H: Step 2: The level of significance and critical region, a = _, df = Step 3: Compute for the value of t test. D = _ SD = Step 4: Decision rule. Step 5: Conclusion. and teritical = and tcomputed =
Transcribed Image Text:4. A survey found that in a sample of 100 families, 37 owned cats. A survey done 5 years ago found that in a sample of 80 families, 34 owned cats. At a = 0.05 has the proportion of cat owners changed over the 5-year period? Solution: Step 1: State the hypothesis Ho: H: Step 2: The level of significance and critical region, a = _, df = Step 3: Compute for the value of t test. D = _ SD = Step 4: Decision rule. Step 5: Conclusion. and teritical = and tcomputed =
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