Answer:
13
Step-by-step explanation:
Answer:
p = 40/9
Step-by-step explanation:
p - 10p = -40
-9p = -40
p = -40/(-9
p = 40/9
Answer:
0.02941176...
— Used a calculator for this, so it is guarantied correct! Hope this helps. Brainliest appreciated (and very much needed)
Answer:
the top one that's orange
Answer:
a) 0.4164
Step-by-step explanation:
Mean lifespan (μ) = 18.8 days
Standard deviation (σ) = 2 days
For any given lifespan 'X', the z-score is:

For X=12.04 days:

A z-score of -3.38 falls in the 0.036-th percentile of a normal distribution.
For X=18.38 days:

A z-score of -3.38 falls in the 41.68th percentile of a normal distribution.
The probability that a butterfly lives between 12.04 and 18.38 days is
