The manager of hualaishi restaurant found that the operatingcosts is increased with the production volume. The costs for thelast six months have been as follows:
Requirement:(a) With the high-low method to seek a cost equation.(b) Calculate the costs that should be expected in month sevenwhen output is expected to be 70, 000 units.(c) Draw a scatter graph (with the horizontal axis representsthe production volume, the vertical axis represents the cost).Observation of scatter graph, point out whether is a linearrelationship between the cost and the production volume.
Month
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