Answer:
Step-by-step explanation:
This situation can be modeled by a binomial distribution of parameters:
We want to find the probability that at least 90 are in repair.
<u><em>We can approximate this problem to a normal distribution, where:</em></u>
Then we look for
Then we must find the normal standard statistic Z-score
Therefore:
Looking in the standard normal table we obtain:
Add the pic and I’ll be able to answer it
1.75 Grams is what I got. Every 1 Milligram = 0.001 Gram.
Hope it helps :)
Answer: a= −by+c /r