Answer:
Option B
Step-by-step explanation:
the mean is the sum of each value of P(x) multiply for x
Mean= 23x0.16 + 25x0.09 + (26x0.18) + (31x0.12)+ (34x0.24) + (38x0.21)
Mean= 30.47
Answer:
n=-7
Step-by-step explanation:
-2(n+2)+6
-2n+2=16
-2n=14
n=-7
Answer:
a=25
Step-by-step explanation:
a-15+4=14
a-15=14-4
a-15=10
a=10+15
a=25
Answer:
A y = 1,000(1.15)6; 2,313 bacteria
Step-by-step explanation:
Okay think of it this way you have 45 friends but 4 unfriend you u will have 41 friends left or put it this way 45-4=41