Answer:
3
Step-by-step explanation:
p-(9-(m+q)) =
5-(9-(4+3)) =
5-(9-(7)) =
5-(2) =
3
420 is the least common multiple for 21, 28, 35
Answer:
Mean = 3.4
Variance = 1.088
Standard deviation = 1.0431
Step-by-step explanation:

The mean of a binomial distribution with parameters N (the number of trials) and p (the probability of success for each trial) is 
Thus,

The variance of the binomial distribution is
, where
is the variance of the binomial distribution, so

The standard deviation
is the square root of the variance
so

Answer:
1
Step-by-step explanation:
The number 1 stands for 1 thousand, and all the other numbers stand for a smaller value.
Answer:
four tenths
Step-by-step explanation: