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only need part B A medical report mentioned that 28% of children aged under 6 years old in Hong Kong had a good diet. (a)

only need part B

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A medical report mentioned that 28% of children aged under 6 years old in Hong Kong had a good diet. (a) A nutritionist, Dr Lam randomly selected 250 children aged under 6 years old in Hong Kong. Find the probability that the sample proportion of the selected children under 6 years old in Hong Kong having a good diet would exceed 31%. Correct the final answer to 4 decimal places. (b) A nutritionist, Dr Chan randomly selected 200 children aged under 6 years old in Hong Kong. By using the continuity correction method, find the probability that at most 50 of the selected children aged under 6 years old in Hong Kong having a good diet. Correct the final answer to 4 decimal places

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