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CORRELATION COEFFICIENTS
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You are to work through the slide show and answer the questions as you go along. This exercise is not a race but a learning process, so take your time and make sure that you understand each slide.
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Slides
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Questions |
Answers |
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112 |
What do you understand by the term ‘correlation’? |
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| 112 – 113 |
What is meant by positive and negative correlation? Illustrate your answer with a sketch graph. |
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114 |
What is meant by a correlation coefficient of +1? |
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115 |
What is meant by a correlation coefficient of –1? |
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116 |
What is meant by a correlation coefficient of 0? |
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117 |
What does a correlation coefficient of 0.5 mean? |
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Summarise slides 118 and 119. |
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