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SCENARIO 10-10 A corporation randomly selects 150 salespeople and finds that 66% who have never taken a self- improvement course would like such a course.The firm did a similar study 10 years ago in which 60% of a random sample of 160 salespeople wanted a self-improvement course.The groups are assumed to be independent random samples.Let and
represent the true proportion of workers who would like to attend a self-improvement course in the recent study and the past study, respectively.
-Referring to Scenario 10-10, what is/are the critical value(s) when testing whether the current population proportion is higher than before if = 0.05?
Inferior
Located below or at a lower level; opposite of superior.
Vertebral Cavity
A body cavity housing the spinal cord, protected by the vertebrae of the spine.
Cranial Cavity
The space within the skull that houses and protects the brain.
Dorsal Cavity
A hollow space within the body that includes the cranial and vertebral cavities, housing the brain and spinal cord.
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