Mathematics, 12.04.2021 18:00 mayachojnicki

Heights of ten year old boys (5th graders) follow an approximate normal distribution with mean inches and standard deviation
inches.1

(a) According to this normal distribution, what proportion of 10-year-old boys are between 4 ft 3.5 in and 5 ft 0.5 in tall (between 51.5 inches and 60.5 inches)?
Proportion:

(b) A parent says his 10-year-old son is in the
th
percentile in height. How tall is this boy?

Round your answer to two decimal places.

Height:

Answers: 2

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Heights of ten year old boys (5th graders) follow an approximate normal distribution with mean inch...