The Human Body: A Lean Mean Exercise Machine

Want to read the rest of this paper? Join Essayworld today to view this entire essay and over 50,000 other term papers

order. This is the type of data that you would expect to get with your class.

The first question to ask is what can the data tell us? Well, in its current form not all that much. About the only thing you can do is calculate the mean heart rate. For these data it is 87 beats per minute. What you can do, however, is re-arrange the data so that the heart rates values are in order. If the children input the data into a spreadsheet on the computer this should be relatively easy. Table 2 shows the same data, but with the heart rate values in ascending order. Now the data can tell us how the heart rate values vary. You can get the children to count up the number of children with a heart rate value in a given range, e.g. 80 to 89 beats per minute. If they do this for a number of ranges then this will give you an idea of the variability in heart rate. Next to table 2 I have written some appropriate ranges and counted the number of children in each. You can see that the greatest ...

Get instant access to over 50,000 essays. Write better papers. Get better grades. Already a member? Login

exercise?

Table 1: Resting heart rates

Name

HR (bpm)

Alex

82

Mark

84

Anne

98

Tom

112

Christine

97

James

93

Holly

91

Richard

87

Douglas

112

Edward

87

Claire

79

Sumayer

80

David

72

Henry

57

Seamus

94

Hope

89

Jacqueline

89

Michael

74

Rosie

80

John

72

Katheryn

82

Laura

68

Mark

104

Emma

91

Megan

60

Alistair

104

Patrick

110

Lougie

85

Rebecca

82

Anthony

108

Rosanna

79

Ciaran

95

Ryan

96

Sarah

77

Jamie

88

Siobhan

83

Thomas

84

Rachel

79

Table 2: Heart rates in ...

Succeed in your coursework without stepping into a library. Get access to a growing library of notes, book reports, and research papers in 2 minutes or less.

CITE THIS PAGE: