A Random Sample Of $n = 144$ Measurements Was Selected from a Population with Unknown Mean

question 12

Essay

A random sample of $n = 144$ measurements was selected from a population with unknown mean $\mu$ and standard deviation $\sigma$ . Calculate a $90 \%$ confidence interval if $\bar { x } = 3.55$ and $s =$ .49

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Definitions:

Anorexia Nervosa

A psychiatric disorder characterized by an intense fear of gaining weight and a distorted body image, leading to severe restriction of food intake and weight loss.

Bulimia

An eating disorder characterized by episodes of binge eating followed by behaviors to avoid weight gain, such as self-induced vomiting, excessive exercise, or the use of laxatives.

Hyperinsulinemia

A condition characterized by an excessive level of insulin in the blood, often associated with type 2 diabetes and obesity.

Obesity

A medical condition characterized by excessive body fat accumulation, posing significant health risks.