How Much Money Does the Average Professional Hockey Fan Spend $x \pm t / \alpha / 2 ( \mathrm {~s} / \sqrt { n } )$

question 62

Multiple Choice

How much money does the average professional hockey fan spend on food at a single hockey game? Thatquestion was posed to 10 randomly selected hockey fans. The sampled results show that sample mean andstandard deviation were $19.00 and $2.6, respectively. Use this information to create a 95% confidence interval for the mean. Express the answer in the form $x \pm t / \alpha / 2 ( \mathrm {~s} / \sqrt { n } )$ .

• A) \(19 \pm 2.262 ( 2.6 / \sqrt { 10 } )\)
• B) \(19 \pm 2.228 ( 2.6 / \sqrt { 10 } )\)
• C) \(19 \pm 2.201 ( 2.6 / \sqrt { 10 } )\)
• D) \(19 \pm 1.833 ( 2.6 / \sqrt { 10 } )\)

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Definitions:

Temperament

A person’s characteristic emotional reactivity and intensity.

Heritable Personality Traits

Personality characteristics that are influenced by genetic factors and can be passed from parents to offspring.

Male-Female Genetic Differences

Genetic disparities between males and females, typically referring to differences found within the XX and XY chromosomes affecting physical, developmental, and behavioral traits.

Environmental Factors

External elements such as climate, pollutants, and social contexts that can influence an organism's development and behavior.