A Local Tire Dealer Wants to Predict the Number of Tires

question 82

Multiple Choice

A local tire dealer wants to predict the number of tires sold each month.He believes that the number of tires sold is a linear function of the amount of money invested in advertising.He randomly selects 6 months of data consisting of tire sales (in thousands of tires) and advertising expenditures (in thousands of dollars) .Based on the data set with 6 observations,the simple linear regression model yielded the following results. = 24 = 124 = 42 = 338 = 196 Determine the value of the F statistic.

• A)1.75
• B)4.00
• C)8.75
• D)7.00

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Definitions:

Consumption

(rephrased) involves the utilization of goods and services by individuals or communities, primarily for personal satisfaction and basic needs.

WARP

WARP, or the Weak Axiom of Revealed Preference, is a consistency criterion for consumer choice behavior, suggesting that if a consumer prefers bundle A over bundle B when both are affordable, they should not choose B when A is still affordable.

Bundle

A collection of items or services grouped together as a single package.

Laspeyres Price Index

A price index calculated by taking the ratio of the total cost of purchasing a specified set of goods and services at current prices to the total cost of purchasing the same set of goods and services at base period prices, using base period quantities as weights.