The Following Data Represent the Number of Flash Drives Sold

question 110

Essay

The following data represent the number of flash drives sold per day at a local computer shop and their prices. $$\begin{array}{l}\text { Price } ( x ) \quad \text { Units Sold } ( y )\\\begin{array} { l l } \$ 34 & 3 \\36 & 4 \\32 & 6 \\35 & 5 \\30 & 9 \\38 & 2 \\40 & 1\end{array}\end{array}$$ ​
​a.Develop a least squares regression line and explain what the slope of the line indicates.
b.Compute the coefficient of determination and comment on the strength of relationship between x and y.

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Definitions:

Release Bearing

A bearing that disables the transmission from the engine, commonly used in the operation of a vehicle's clutch system.

Clutch Cover

Part of the clutch assembly that encloses the clutch disc, pressure plate, and springs, protecting them and helping to engage or disengage the drive.

Creep Feature

A function in some automatic transmissions allowing the vehicle to move slowly forward or backward without pressing the gas pedal.

Eaton Wet Clutch

A type of clutch system designed by Eaton that uses fluid to transmit power, often used in heavy-duty applications.