Answer:
p(4 successes) ≈ 7.7%
Step-by-step explanation:
p(k successes in n trials) = C(n,k)·p^k·(1-p)^(n-k)
You have n=5, k=4, p=0.4, so the probability is ...
p(4 successes) = C(5,4)·(0.4)^4·(1 -0.4)^1 = 5·0.4^4·0.6 = 0.0768
p(4 successes) ≈ 7.7%
Could you please give the expressions?
Answer:
Length on the drawing = 5.25 inches
Step-by-step explanation:
Length on the drawing = x
Cross multiply,
8*x = 1*42
x = 5.25
Answer:
The mountain is 7,626 feet tall.
Step-by-step explanation:
3,813 x 2 =7,626 So the mountain is 7,626 feet tall.