Question

In: Operations Management

The following data were collected on the yearly registration for a six sigma seminar at the...

The following data were collected on the yearly registration for a six sigma seminar at the University of Malaya

Tahun/Year

Pendaftaran/ Registration

1

400

2

600

3

400

4

500

5

1000

6

800

7

700

8

900

9

1200

10

1400

a. Calculate a 3-year moving average to forecast registration from year 4 to year 11.

Solutions

Expert Solution

I have solved the question using Excel for accurate results, same formula can be applied using calculator to solve,

The formulas used in the above calculations in Excel are as shown below:

The formula is explained below:

ROUND - It rounds the values of the forecasts to 2 decimal places as "2" is given as an argument in ROUND function,

AVERAGE(C4:C6) - Calculates the average of the three values from C4 to C6, which is equal to C4+C5+C6 / 3 .

keosha answered 7 months ago
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