Without using any software, construct a simple linear regression model for the above data. ( 16 ) (b)Predict the rainfall for the year 2019 and 2020. ( 4 )

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2.

A researcher feels that global warming may be reducing average rainfall in Perlis for the past 10 years. The researcher is interested in making predictions for future rainfall. The 10 years data of the rainfall in Perlis is shown in Table 4.

Table 4

Year

Amount (cm)

2009

2010

2011

2012

2013

2014

2015

2016

2017

2018

40

39

41

29

32

30

15

10

11

20

 (a)Without using any software, construct a simple linear regression model for the above data.  

( 16 )

 (b)Predict the rainfall for the year 2019 and 2020.  

( 4 )

  

( Total / Jumlah: 20 )
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