Question: For a normal distribution with a mean of = 60 and a standard deviation of = 10, find the proportion of the population

For a normal with a mean of μ = 60 and a standard deviation of σ = 10, find the proportion of the population corresponding to each of the
following.
a. Scores greater than 65.
b. Scores less than 68.
c. Scores between 50 and 70.

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