Posted by Tom on Wednesday, January 26, 2011 at 10:14pm.
Lee took a survey for the school newspaper and received the following data about the number of hours classmates studied per week: (1,2,4,5,6,8,9,10,10). Express as a common fraction the positive difference between tthe median and mean of this set of data.

Algebra  Ms. Sue, Wednesday, January 26, 2011 at 10:17pm
To find the mean, add the numbers and divide by 9.
To find the median, find the number in the middle.

Algebra  helper, Wednesday, January 26, 2011 at 10:25pm
Find the mean (average)
1 + 2 + 4 + 5 + 6 + 8 + 9 + 10 + 10 = sum
Average = sum/9
The median is the middle value, 6
mean  median = postive difference
Then express this difference as a fraction
Answer This Question
Related Questions
 statistics  A survey was conducted to measure the number of hours per week ...
 math  4. For Questions 47, use the following data: The number of file ...
 math  As a reduced fraction what is the difference between the value of the ...
 statistics  The number of hours per week that the television is turned on is ...
 Algebra  The table shows the number of hours that a group of friends spent in ...
 9GR  3. Which statement is true about the following set of data? 18, 17, 21, ...
 Statistics  28. A group of statistics students decided to conduct a survey at ...
 9 gr  3. Which statement is true about the following set of data? 18, 17, 21, ...
 math mean median mode  which of the following shows the order from least to ...
 Algebra 2  Amanda surveyed 20 juniors and seniors at Delamar high school to ...
More Related Questions