An original data set has the values 11, 8, 7, 12, and 7. What would need to be added to each value to change the mean to ?
possible answers:
3
6
7
8

Question

An original data set has the values 11, 8, 7, 12, and 7. What would need to be added to each value to change the mean to ?
possible answers:
3
6
7
8

anonymous · Answer

Please someone help I need to get this done or I don'g get to watch Doctor Who for a week

anonymous · Answer

@MDoodler Can you help?

anonymous · Answer

Oh you are changing the mean to 15 Dieu, I'm so stupid

anonymous · Answer

I just need to know what the answer is

anonymous · Answer

Please

anonymous · Answer

You just have a question mark at the end. What are we changing the means to?

anonymous · Answer

The mean right now is $$ \frac{7+7+8+11+12}{5}  = 35.4$$

anonymous · Answer

If you add 3 to each value
$$  \frac{10+10+11+14+15}{5}  = 48 $$