a survey of women in a certain country​ (ages 20−​29), the mean height was 63.5 inches with a standard deviation of 2.91 inches. Answer the following questions about the specified normal distribution. ​(a) What height represents the 95th ​percentile? ​(b) What height represents the first​ quartil

In a survey of women in a certain country (ages 20 - 29), the mean height was 63.5 inches with a standard deviation of 2.94 inches. Answer the following questions about the specified normal distribution. (a) What height represents the 95th percentile? (b) What height represents the first quartile? Click to view page 1 of the table. Click to view page 2 of the table. (2) The height that represents the 95th percentile is inches (Round to two decimal places as needed.) (b) The height that represents the first quartile is inches (Round to two decimal places as needed.)

The number of potholes in any given 1 mile stretch of freeway pavement in Pennsylvania has a bell-shaped distribution. This distribution has a mean of 50 and a standard deviation of 8. Using the empirical rule, what is the approximate percentage of 1-mile long roadways with potholes numbering between 42 and 66?ans =_______  %

The Army reports that the distribution of head circumferences among male soldiers is approximately normal with μ =22.8 inches and σ = 1.1 inches. What is the circumference of a soldier whose head is 2.34 standard deviations above the mean?