Question $2[20$ marks$]$ a$)$ You are a manager in Home Corp$$s electronics department. You want to forecast TV sales for months $4-6$ using a $3-$period moving average from the table below. Month Sales $(000)$ Forecast $1.42.53.64.3?5.7?6.?$

Show all the steps and write down the formula first. $[10$ marks$]$ b$)$ In product development and customer satisfaction management, different features of a product or service contribute to varying degrees of customer satisfaction. Using the following categories: Must$-$have features $($Basic attributes$),$ Performance features $($Satisfiers$),$ Excitement features $($Delighters$),$ Indifferent features, and Reverse features i$.$ What role do Must$-$have features $($Basic attributes$)$ play in preventing customer dissatisfaction? ii$.$ Explain how Excitement features $($Delighters$)$ can create customer loyalty and differentiate a product in a competitive market.

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