Identify whether each of the situations below is a one-tailed
or two-tailed test. Next identify the...
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Statistics
Identify whether each of the situations below is a one-tailedor two-tailed test. Next identify the dependent variable. Thenwrite the research and null hypothesis in symbols (i.e. H1: µ.. . =/> etc . . .). You should clearly identify the twogroups using subscripts after each µ.
You are interested in finding out whether the average householdincome of Washington residents is different from the nationalaverage for households in other states.
You hypothesize that students at liberal arts colleges attendmore parties per month than students in state universities.
An economist believes that the average income of elderly womenis smaller than the average income of elderly men.
Is there a difference in the amount of time students living oncampus and students living off campus devote to studying eachweek?
Math scores for a group of third graders enrolled in anaccelerated math program are predicted to be higher than the scoresfor non-enrolled third graders.
The number of times someone gets sick each year is predicted tobe lower for adults who own dogs than for non-dog owners.
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ANSWER Given that a Test type twosided indication of Washington residents is different from Dependent Variable household income Hypotheses Null H0 1 2 1 average household income of Washington residents 2 the national average income for households in other states Alternative HA 1 2 Ans 1 to 3 b Test type onesided indication arts colleges attend more parties per
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