What statistical test to use?  A researcher is interested in whether self-proclaimed "cat people" are more introverted than self-proclaimed "dog people." What statistical test?  Seeing if commute times (less than 10 minutes, 10-25 minutes, or more than 25 minutes) has an effect on how much a person enjoys his/her job.

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Q: You wish to test the following claim (Ha) at a significance level of a = 0.001. Ho:μ = 59.6 Ha:μ <…

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Q: Express the confidence interval 86.7%±4.6%86.7%±4.6% in the form of a trilinear inequality.

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Q: answer to be 0.98347  this is how I approached the problem.  P(A)=0.95, P(B)=0.96,P(C)= 090, P(D)=…

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Q: Find the next two numbers in the sequence below: 2, -6, 12, -20, 30, -42,

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Q: Can you explain a bit more, I'm confused what the final answer is...

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Q: A national survey of 1400 adult citizens of a nation found that 15% dreaded Valentine's Day. The…

A: Given  E=margin of error=1.4% =0.014  p^= sample proportion=15% =0.15  Level of significance=0.15

Q: Having taken a good N sample from a population of bearings and computed a sample mean x, which of…

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