Question

From the details given below, calculate the five-year moving averages of the number of students who have studied in a school. Also, plot these and original data on the same graph paper.

Year	1993	1994	1995	1996	1997	1998	1999	2000	2001	2002
Number of Students	332	317	357	392	402	405	410	427	405	438

Answer 1

Year	Number of Students	5 year moving total	5-year moving average
1993 1994 1995 1996 1997 1998 1999 2000 2001 2002	332 317 357 392 402 405 410 427 405 438	- - 1800 1873 1966 2036 2049 2085 - -	- - 360.00 374.60 393.20 407.20 409.80 417.00 - -