Answer:

Step-by-step explanation:

The mean is 35/5=7
The variance is the average of the sum of squared differences of each element from the mean:
v=((7-7)^2+(5-7)^2+(11-7)^2+(1-7)^2+(11-7)^2)/5
v=(0+4+16+36+16)/5
v=14.4
Answer:
3 are mushed
Step-by-step explanation:
You have 12 tomatoes
All but 9 get mushed
Total tomatoes = mushed + non mushed
12 = mushed +9
Subtract 9 from each side
12-9 = mushed+9-9
12-9 = mushed
3 = mushed
Answer: 7
Step-by-step explanation:
14*1=14
14/2=7
Just convert the kilometers