Non-profits: Do people who work for non -profit organizations differ from those who work at for-profit companies when it comes to personal job satisfaction ? Separate random samples were collected by a polling agency to investigate the difference . Data collected from 422 employees at non-profit organizations revealed that 377 of them were " highly satisfied ." From the for-profit companies , 431 out 518 employees reported the same level of satisfaction .
,(a)Write appropriate null and alternative hypotheses.
(b)Show whether each of the assumptions and conditions hold.
(c)State the test statistic and the p-value.
(d)State your decision to reject or fail to reject. (Use α=0.05.)
(f)Compute an appropriate confidence interval.(g)Interpret your confidence interval in context.
(h)State the margin of error.
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