A student needed to find the arithmetic mean of the numbers 3, 11, 7, 9, 15, 13, 8, 19, 17, 21, 14 and x. He found the mean to be 12. What is the value of x?
Answers
Answered by
5
This is the answer you want
Attachments:
Similar questions
Social Sciences,
6 months ago
Computer Science,
6 months ago
Math,
6 months ago
Math,
11 months ago
Math,
11 months ago
Science,
1 year ago