# math

Suppose that people's heights (in centimeters) are normally distributed, with a mean of 170 and a standard deviation of 5. We find the heights of 60 people. (You may need to use the standard normal distribution table. Round your answers to the nearest whole number.)
(a) How many would you expect to be between 170 and 180 cm tall?
_____ people

(b) How many would you expect to be taller than 176 cm?
______ people

1. 👍 0
2. 👎 0
3. 👁 381
1. One of the best webpages available for this topic
http://davidmlane.com/hyperstat/z_table.html

enter mean of 170
enter sd of 5

a) click on 'between' and enter 170 and 180
multiply that by 60

b) what do you think?

1. 👍 0
2. 👎 0
2. thank you so much Reiny that helps. I got it right! Sorry for late response

1. 👍 0
2. 👎 0

## Similar Questions

1. ### math

The circumference of a circle is 32 centimeters. Which is closest to the radius? A. 10.2 centimeters B. 5.1 centimeters C. 16 centimeters D. 5.3 centimeters

2. ### Prob and Stats

To estimate the mean height population of male students on your campus, you will measure and SRS of students. Heights of people the same sex and similiar ages are close to normal. You know from government data that the standard

3. ### AP Stats

Bolivian adult females are much shorter than US females although the standard deviation of their heights is about the same at 2.3 inches. Only 4.1% of Bolivian females are at least five feet tall. What is the mean height of adult

4. ### biostatics

if height of 300 students is normally distributed with mean 68.00 inch and standard deviation 3.0 in ch. how manystudents have heights greater than 72 inches?

1. ### statistics

A survey found that women's heights are normally distributed with mean 63.5 in. and standard deviation 2.3 in. The survey also found that men's heights are normally distributed with a mean 68.7 in. and a standard deviation 2.8.

2. ### math

Forensic specialists can estimate the height of a deceased person from the lengths of the person's bones. These lengths are substituted into mathematical inequalities. For instance, an inequality that relates the height h, in

3. ### statistic

Suppose the people living in a city have a mean score of 48 and a standard deviation score of 7 on a measure of concerns about the environment. Assume that these concerns are normally distributed using the 50%- 34% - 14% figures.

4. ### statistics

Women’s heights are normally distributed with a mean of 63.6 in and a sd of 2 .5in. The US Army requires women’s heights to be between 58 in and 80 in. Find the percentage of women meeting that height requirement.

1. ### Algebra/I think I did this wrong

Suppose that people's heights (in centimeters) are normally distributed, with a mean of 170 and a standard deviation of 5. We find the heights of 50 people. (You may need to use the standard normal distribution table. Round your

2. ### math

Annalisa, Keiko, and Stefan want to compare their heights. Annalisa is 64 inches tall. Stefan tells her, “I’m about 7.5 centimeters taller than you.” Keiko knows she is 1.5 inches shorter than Stefan. Give the heights of all

3. ### Statistics

A student wonders if tall women tend to date taller men than do short women. She measures herself, her dormitory roommate, and the women in the adjoining rooms; then she measures the next man each woman dates. Here are the data

4. ### math

1. A cylinder has a volume of 375 cubic centimeters. The radius of the cylinder is 12.5 centimeters. What is the approximate height of the cylinder? A. 9.6 centimeters B. 7.5 centimeters C. 2.4 centimeters** D. 0.8 centimeter 2. A