The Daily Intakes of Milk (In Ounces) for Ten Five-Year $\begin{array} { l l l l l } 28.3 & 16.6 & 23.8 & 25.7 & 23.0 \end{array}$

question 86

Multiple Choice

The daily intakes of milk (in ounces) for ten five-year old children selected at random from one school were: $\begin{array} { l l l l l } 28.3 & 16.6 & 23.8 & 25.7 & 23.0 \end{array}$
$\begin{array} { l l l l l } 13.2 & 23.4 & 22.1 & 13.8 & 10.7 \end{array}$ Find a 99% confidence interval for the standard deviation, ?, of the daily milk intakes of all five-year olds at this school. Round to the nearest hundredth when necessary.

• A) (3.70, 13.65)
• B) (3.58, 12.27)
• C) (3.70, 12.27)
• D) (0.87, 3.36)

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Definitions:

Challenge Hypothesis

A theory suggesting that male testosterone levels increase in response to social challenges related to mating and aggression.

Testosterone

A steroid hormone that plays a key role in the development of male reproductive tissues, secondary sexual characteristics, and influences behavior.

Natural Selection

A process by which organisms better adapted to their environment tend to survive and produce more offspring.

Genetic Success

The degree to which an individual passes on its genes to future generations, often measured by the number of surviving offspring.