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c) A study was conducted to test the effect of two different exercises which are running and swimming on heart rate (beats/minutes). The data is shown as below Person Swimming Running 154.0 140.0 155.0 160.0 150.0 Person Swimming Running 168.0 150.0 170.0 172.0 168.0 150.0 160.0 160.0 155.0 140.0 150.0 140.0 165.0 155.0 152.0 155.0 160.0 160.0 165.0 160.0 165.0 160.0 162.0 164.0 160.0 Calculate the sampla.meen and standard deviation for each group. (10 marks) li) Construct a back to back stem and leaf plot of the data sets. (10 marks) Based on (ü), compare the distributions of heart rate in both exercises. (2 marks)
math   Statistics-And-Probability   
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Answer #1

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