Weights of cars passing over Bridge part 3
1 answer:
Answer:
d. 30.42%
Step-by-step explanation:
A suitable calculator pegs the probability of exceeding 0.51724 standard deviations above the mean as about 0.3025 = 30.25% . The closest answer is choice D .
Z = (X -μ)/σ = (4000 -3550)/870 = 450/870 ≈ 0.51724
_____
<em>Comment on the answer choices</em>
30.42% is the probability of exceeding 3995 pounds, not 4000.
You might be interested in
Answer:
just one solution
Step-by-step explanation:
4x + 8 = −2 − 2 + 5x
4x - 5x = -2 - 2 - 8
x = 12
5 = 50
Answer:
Step-by-step explanation:
Slope Formula:
Simply plug in the 2 coordinates into the slope formula to find slope <em>m</em>:
The answer is A sorry if I’m wrong
