THE NEXT QUESTIONS ARE BASED ON THE FOLLOWING INFORMATION

question 74

Essay

THE NEXT QUESTIONS ARE BASED ON THE FOLLOWING INFORMATION:
In a random sample of 125 large retailers,90 used regression as a method of forecasting.In an independent random sample of 160 small retailers,80 used regression as a method of forecasting.
-Based on the 95% confidence interval for the difference between the two population proportions,is there evidence that the population proportions are different?

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Definitions:

Hyperglycemia

A condition characterized by an excessively high level of glucose in the blood, often associated with diabetes.

Orlistat

A medication used to assist in weight loss by inhibiting the absorption of dietary fats in the gastrointestinal tract.

Absorption

The process by which substances are taken up into or across tissues, such as the absorption of nutrients by the intestines.

Positive Energy Balance

A condition where energy intake exceeds energy expenditure, possibly leading to weight gain.