A student measured the length of 8 randomly selected bean pods and the total mass of the

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A student measured the length of 8 randomly selected bean pods and the total mass of the seeds inside them. The table shows her results.

a. Draw a scatter graph of these results.

b. Describe the relationship that is suggested by your scatter graph.

c. Use Pearson’s linear correlation test to analyse these results. Show all of your working, and explain what your calculated value of r suggests about the relationship between the length of a bean pod and the mass of the seeds.

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Cambridge International AS And A Level Biology

ISBN: 9781107636828

4th Edition

Authors: Mary Jones, Richard Fosbery, Jennifer Gregory, Dennis Taylor

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Question Posted: Sep 01, 2021 02:21 AM

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A student measured the length of 8 randomly selected bean pods and the total mass of the

Question:

Pod Length / mm Mass of seeds /g 1 134 71 121 35 2 18 3 30 4 83 21 99 23 107 29 7 82 17 8 119 34

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A scatterplot is a type of data display that shows the relationship between two numerical variables ...View the full answer

Cambridge International AS And A Level Biology

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