A biologist is comparing the intervals (m seconds) between the mating calls of a certain species of tree frog and the surrounding temperature (t °C) - Edexcel - A-Level Maths Statistics - Question 3 - 2013 - Paper 1
Question 3
A biologist is comparing the intervals (m seconds) between the mating calls of a certain species of tree frog and the surrounding temperature (t °C). The following r... show full transcript
Worked Solution & Example Answer:A biologist is comparing the intervals (m seconds) between the mating calls of a certain species of tree frog and the surrounding temperature (t °C) - Edexcel - A-Level Maths Statistics - Question 3 - 2013 - Paper 1
Step 1
Show that S_m = -90.5
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Answer
To show that ( S_m = -90.5 ), we use the formula for the regression sum of squares: