Answer:
.02
Step-by-step explanation:
can't really show work since you don't solve
Coefficient of variation is the ratio of the standard deviation to the mean (average)
Coefficient of variation = (standard deviation/mean) × 100

×

=
Answer: 3/5
Step-by-step explanation:
Probabilty of blue tiles: 12/20 =3/5
Probability of letter b tiles: 10/20= 1/2
How to get the denominator?
4+6=10
2+8=10
10+10=20
Answer:
12.5%
Step-by-step explanation:
4 * 100 / 32 = 12.5