Answer:
4
Step-by-step explanation:
0.09121×1000=<span>91
</span><span>if you have 21 bins then the 'middle bin' is bin 11 (starting at 1)
</span>
<span>So the 'mean' of this distribution is 11.
</span>
<span>Therefore from 1000 balls the number of balls is 0.91 x 1000.
</span>
So therefore the answer would be C
Answer: 6
Solution: 2(4-3) + 2(5-3) = 8-6+10-6=6
Answer: Ok.... What's the question?