Question: The heights of 1200 Navy officers were measured. The distribution of heights was found to approximate a normal distribution with a mean = 175 cm and a standard deviation = 5 cm. Determine:

(a) The proportion of navy officers with heights between 170cm and 180cm (Hint: draw a distribution curb and note information).

(b) The percentage of Officers with heights greater than 183.5 cm

(c) The approximate number of Officers with heights greater than 185cm