Mathematics (AS & A Level) · Feb / March 2018 · Paper 72 · Question 3
9709
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The question as text
The heights of plants of type A have mean 1.2 m and standard deviation 0.03 m. A random sample of 5 plants of type A is selected. The sum of the heights of these 5 plants is denoted by HA m.
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3(i)[3]
3(ii)[4]
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