Answer:
Step-by-step explanation:
You need to know what she needs for the recipe, assuming that's 1/3 she can make C, 15 batches
Answer:
Option B
Step-by-step explanation:
I did the test and I got it right.
Answer:
The sample should be as large as 480
Step-by-step explanation:
Probability of having a flu, p = 43/334
p = 0.129
Margin Error, E = 0.03
Confidence Interval, CI= 95%
At a CI of 95%,
The sample size can be given by the relation: