The Data Below Are the Average Monthly Temperatures, In ${ } ^ { \circ } \mathrm { F } ,$

question 48

Short Answer

The data below are the average monthly temperatures, in ${ } ^ { \circ } \mathrm { F } ,$ and the monthly natural gas consumption, in ccf,
for a household in northwestern Pennsylvania. Construct a 90% prediction interval for y, the monthly gas
consumption, given x = $50 ^ { \circ } \mathrm { F } \text {. }$ Round interval to two decimal places. $$\begin{array} { l | c c c c c c c c c } \text { Temperature } & 47 & 35 & 21 & 27 & 39 & 48 & 61 & 65 & 70 \\\hline \text { Consumption } & 34 & 169 & 248 & 134 & 137 & 100 & 19 & 34 & 12\end{array}$$

Realize the foundational step of establishing investment goals in creating a successful investment plan.

Acknowledge the necessity of financial literacy and the overwhelming availability of investment information.

Understand the roles and responsibilities of different management levels in an organization.

Differentiate between efficiency and effectiveness in organizational productivity.

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Definitions:

Marginal Utility Curve

A graphical representation showing the relationship between the quantity of a good consumed and the marginal utility (satisfaction) derived from it.

Negative

Refers to a detrimental or adverse condition, effect, or impact.

Marginal Utility

The change in satisfaction or utility that a person receives from consuming one additional unit of a good or service.

Total Utility

The total satisfaction or value a consumer receives from consuming a particular quantity of goods or services.