In a survey of women in a certain country​ (ages 20−​29), the mean height was 63.8 inches with a standard deviation of 2.89 inches. Answer the following questions about the specified normal distribution. ​(a) What height represents the 95th ​percentile? ​(b) What height represents the first​ quartile?

In a survey of women in a certain country​ (ages 20−​29), the mean height was 65.3 inches with a standard deviation of 2.85 inches. Answer the following questions about the specified normal distribution. ​(a) What height represents the 95th ​percentile? ​(b) What height represents the first​ quartile?

In a class of twenty-five 15-year old girls the average height is M = 62.60 inches. The national average for girls at this age is reported as follows: µ = 63.80 inches with a standard deviation, s = 2.66 inches. What are the z statistics (include explanation and summation)

In a survey of women in a certain country​ (ages 20−​29), the mean height was 64.8 inches with a standard deviation of 2.71 inches. Answer the following questions about the specified normal distribution. ​(a) What height represents the 95th ​percentile  (b) What height represents the first​ quartile?

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 =_______  %

In a survey of women in a certain country​ (ages 20−​29), the mean height was 65.2 inches with a standard deviation of 2.68 inches. Answer the following questions about the specified normal distribution. (a) What height represents the 95th ​percentile? ​(b) What height represents the first​ quartile?

In a survey of women in a certain country​ (ages 20−​29), the mean height was 66.8 inches with a standard deviation of 2.89 inches. Answer the following questions about the specified normal distribution. (a) What height represents the 95th ​percentile? ​(b) What height represents the first​ quartile?

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 48 and a standard deviation of 5. Using the empirical rule, what is the approximate percentage of 1-mile long roadways with potholes numbering between 38 and 53? Do not enter the percent symbol. ans = %

In a survey of women in a certain country​ (ages 20−​29), the mean height was 63.8 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?

In a survey of women in a certain country​ (ages 20−​29), the mean height was 66.6inches with a standard deviation of 2.72 inches. Answer the following questions about the specified normal distribution. ​(a) What height represents the 95th ​percentile? ​(b) What height represents the first​ quartile?