OCR MEI S1 — Question 1

Exam BoardOCR MEI
ModuleS1 (Statistics 1)
TopicMeasures of Location and Spread
TypeSkewness identification and interpretation
1 The stem and leaf diagram illustrates the heights in metres of 25 young oak trees.
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501358
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81
Key: 4 |2 represents 4.2
  1. State the type of skewness of the distribution.
  2. Use your calculator to find the mean and standard deviation of these data.
  3. Determine whether there are any outliers.
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Q1 Q2 Q3 Q4 Q5 Q6 Q7 4