Question: Based on the linear regression information and equation in the graph below where x represents a time period, what is the forecast for time period

Based on the linear regression information and equation in the graph below where x represents a time period, what is the forecast for time period 5 and what is the forecast error for time period 5 when the actual demand is 225 for time period 5 and 232 for time period 6? The horizontal axis on the graph represents x or a time period and the vertical axis on the graph represents Actual Sales. Select the closest answer.

image with a graph with the equation

y=13.393x+114.5

		Forecast is 3,127.925 and forecast error is 43.535
		Forecast is 181.465 and forecast error is 50.535
		Forecast is 181.465 and forecast error is 43.535
		Forecast is 3,127.925 and forecast error is 0

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