Shown Below Is a Portion of a Computer Output for a Regression

question 35

Essay

Shown below is a portion of a computer output for a regression analysis relating Y demand) and X unit price).
ANOVA
$\begin{array}{lrr}&df&SS\\\text { Regression } & 1 & 5048.818 \\\text { Residual } & 46 & 3132.661 \\\text { Total } & 47 & 8181.479\end{array}$

$\begin{array}{lll}&\text { Coefficients }&\text { Standard Error }\\\text { Intercept } & 80.390 & 3.102 \\\mathrm{X} & -2137 & 0248\end{array}$
a. Perform a t test and determine whether or not demand and unit price are related. Let α = 0.05.
b. Perform an F test and determine whether or not demand and unit price are related. Let α = 0.05.
c. Compute the coefficient of determination and fully interpret its meaning. Be very specific.
d. Compute the coefficient of correlation and explain the relationship between demand and unit price.

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Definitions:

Trading Volume

The total quantity of shares or contracts traded for a specified security within a specified timeframe.

Market Share

The percentage of total sales or revenue that a company or product holds within a particular market or industry, compared to its competitors.

Latency Times

The delay before a transfer of data begins following an instruction for its transfer, critical in trading and financial technology applications.

Microseconds

Units of time equal to one millionth (10^-6) of a second, often used in financial markets to measure the speed of trades and market changes.