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a mean of 65 and standard deviation of 14. a) What is the probability that an individual drawn randomly from the population would have a

a mean of 65 and standard deviation of 14.

a) What is the probability that an individual drawn randomly from the population would have a score greater than 70 (4 marks)?

b) What is the probability that 49 individuals drawn randomly from the population would have an average score greater than 70 (5 marks)?

c) What means are associated with the middle 66.8% of the sampling distribution for a sample size of 16 individuals (8 marks)?

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