Answer:
oof
Step-by-step explanation:
What happened in the first questions doesn't influence the final question, so the probability is simply 1/5 = 0.2
Answer:
2
Step-by-step explanation:
5+1+7+x+3+2+4=x+22
x+22 is divisible by 3,
multiple of 3 are 3,6,9,12,15,18,21,24,27,...
if x=2 ,then x+22=2+22=24
so smallest number is 2
Answer:
The events being a heavy smoker and having emphysema are not independent.
Step-by-step explanation:
We are given the following in the question:
Number of women = 2000
Number of heavy smoker = 340
Number of women who has emphysema = 25
Number of women who has emphysema and are heavy smoker = 21
P(Smoker) =
P(emphysema) =
P(Smoker and emphysema) =
Two events A and B are said to be independent if
Checking conditions for independence:
Thus, the events being a heavy smoker and having emphysema are not independent.
Is the answer supposed to be 28?