Mary's test grades were 81, 89, 86, 86, and 84. Mary's teacher recorded one of her grades incorrectly. Instead of an 89, Mary's second test score should have been a 55. Which measure(s) of central tendency are affected by this change?

mean

median

mode

mean and median

Question

Mary's test grades were 81, 89, 86, 86, and 84. Mary's teacher recorded one of her grades incorrectly. Instead of an 89, Mary's second test score should have been a 55. Which measure(s) of central tendency are affected by this change?

mean

median

mode

mean and median

anonymous · Answer

http://www.jiskha.com/display.cgi?id=1328732397 hahaha i love google lolol

anonymous · Answer

Lol i just went to this site and got the thing lol Google rocks

anonymous · Answer

haha ik ! google's amazing haha thts how i get my answers haha

anonymous · Answer

I know i do that sometimes but other times they dont have the answer

anonymous · Answer

yeah thats when i go on here aha

anonymous · Answer

Same here