71, 80, 82, 78, 80, 91, 107, 121, 125, 131, and 142. The variance of this data set is?
adoni [48]
Answer:
636.41818
Step-by-step explanation:
^2=∑=1(−⎯⎯⎯)2−1
^2=−1
^2=6364.181811−1
^2=6364.181810
^2=636.41818
I hope this helps :)
Answer:
PRODUCT
Step-by-step explanation:
? = Product because idk, common knowledge. I don't know how to explain it , it is just that I KNOW it.
Answer:
D
Step-by-step explanation:
Mean = (4+4+5+8+9) / 5
30 / 5
6
Median = put them in order and the one in the middle is the median.
4, 4, <u>5</u>, 8, 9
Mode = the most common
<u>4, 4</u>, 5, 8, 9
Answer:
Step-by-step explanation:
Solve like a normal equation by isolating the variable and then dividing by the coefficient.
Answer:
5/9=1/2
12/13=1
2/13=0
Step-by-step explanation:
These are just based on what I think and also
5/9=0.55... so closer to 0.5 which =1/2
12/13 is just really close to 13/13
2/13 is really close to 0/13 rather than 6.5/13, which is 1/2
