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$[$The following information applies to the questions displayed below.$]$

Professor John Morton has just been appointed chairperson of the Finance Department at Westland University. In reviewing the department's cost records, Professor Morton found the fol reviewing the department's cost records, Professor Morton found the following total cost associated with Finance $101$ ove the last five terms:

Professor Morton knows there are some variable costs, such as amounts paid to graduate assistants, associated with the course. He would like to have the variable and fixed costs separated for planning purposes.

Required:

Prepare a scattergraph plot. $($Plot total cost on the vertical axis and number of sections offered on the horizontal axis.$)$

Instructions:

On the graph below, use the point tool $($Fall last year$)$ to plot number of sections offered on the horizontal axis and total cost on the vertical axis.

Repeat the same process for the plotter tools $($winter last year to winter this year$).$

To enter exact coordinates, click on the point and enter the values of $x$ and $y.4.$ To remove a point from the graph, click on the point and select delete option.

$(1)$

Number of Sections Offered

$9$

Required information

$[$The following information applies to the questions displayed below.$]$

Professor John Morton has just been appointed chairperson of the Finance Department at Westland University. In reviewing the department's cost records, Professor Morton found the following total cost associated with Finance $101$ over reviewing the depart the last five terms:

Professor Morton knows there are some variable costs, such as amounts paid to graduate assistants, associated with the course. He would like to have the variable and fixed costs separated for planning purposes.

Required:

$2-$a$.$ Using the least$-$squares regression method, estimate the variable cost per section and the total fixed cost per term for Finance $101.$

$2-$b$.$ Express these estimates in the form $Y=a+bx.$

$3-$a$.$ Assume because of the small number of sections offered during the Winter Term this year, Professor Morton will have to offer $3-$b$.$ Can you see Finance $101$ during the Fall Term. Compute the expected total cost for Finance $101.$

Complete this question by entering your answers in the tabs below.

Required $2$A Required $2$B $,$ Required $3$A Required $3$B

Using the least$-$squares regression method, estimate the variable cost per section and the total fixed cost per term for Finance $101.101.$

Vixed cost per term

Variable cost per section

$$ Required $3$A

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