QUESTION 4 [TOTAL MARKS: 25] The following data is collected during a number of weather events in the west of Ireland du

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QUESTION 4 [TOTAL MARKS: 25] The following data is collected during a number of weather events in the west of Ireland du

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Question 4 Total Marks 25 The Following Data Is Collected During A Number Of Weather Events In The West Of Ireland Du 1
Question 4 Total Marks 25 The Following Data Is Collected During A Number Of Weather Events In The West Of Ireland Du 1 (75.52 KiB) Viewed 35 times
QUESTION 4 [TOTAL MARKS: 25] The following data is collected during a number of weather events in the west of Ireland during summer 2019. The study aims to identify the relationship between rainfall levels and growth rates. Rainfall levels 6 5 9 12 18 32 35 42 51 Growth Rate 14 13 24 80 90 350 524 60 95 a) Plot the data on a scatter diagram (5 marks) Find the least square regression line (LSR) for rainfall levels and growth rate. (8 marks) b) c) Using the LSR predict the growth rate if the rainfall level was 45. (3 marks) Measure the strength of the relationship between rainfall levels and growth rate. (6 marks) d) e) Comment on the correlation coefficient. (3 marks)
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