Answer:
For every 5 movies on the list there are 2 comedy movies
Answer:
2/10 and 0.2
Step-by-step explanation:
Answer:
0.0467
Step-by-step explanation:
Probabilty of being defective is
So probability of being good is
Now,
Probability that all 3 of them are good is:
Now, to find probability of rejection, we subtract the now found probability from 1. Thus, we have:
1 - 0.9533 = 0.0467
Answer: No, because P(F T) = P(F) • P(T)
Step-by-step explanation:
X+142 =3x+64
subtract x from each side
142 = 2x+64
subtract 64 from each side
142-64 = 2x
78=2x
divide by 2
78/2 = x
x=39
The number is 39