Question: could you please help me, I'm stumped! The mean height of a group of students in a statistics class is 5 ft 6 inand standard

could you please help me, I'm stumped!

The mean height of a group of students in a statistics class is 5 ft 6 inand standard deviation is 2 in. Height is normally distributed.

a.what is the probability that a randomly selected individual is shorter than 5 ft. 6 in?

b.what is the probability that a randomly selected individual is taller than 5 ft 10 in?

c. what is the probability that individual will be between 5 ft 3 and 5 ft 10?

d. what height separates the top 25% of the students from the lower 75% of students?

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