3. Describing Data Numerically
Interpreting Standard Deviation
3. Describing Data Numerically
Interpreting Standard Deviation
07:51
Practice this topic
- Multiple Choice
A sample of 500 random adult books in a library has an average of 312 pages with a standard deviation of 26 pages. Find the percentage of books in the sample with less than 338 pages using the Empirical Rule of Standard Deviation.
24views - Multiple Choice
A sample of 500 random adult books in a library has an average of 312 pages with a standard deviation of 26 pages. According to the Empirical Rule of Standard Deviation, find the central range of page lengths containing 95% of the books in the sample.
25views - Multiple Choice
The average birth weight at a hospital is 6.5lbs. with a standard deviation of 1.4lbs. What is the lowest weight which would be considered significantly high?
24views