Answer:
-5/4
Step-by-step explanation:
change in y/change in x
I can’t see it if you send a photo I can help
Let n be the number 18=60% of n
18=0.6n
18/0.6=n
30=n
Answer:
95% Confidence interval = (23.4,26.2)
Step-by-step explanation:
In this problem we have to develop a 95% CI for the mean.
The sample size is n=49, the mean of the sample is M=24.8 and the standard deviation of the population is σ=5.
We know that for a 95% CI, the z-value is 1.96.
The CI is

Answer:
Don't take my word for this but I think the max groups he can do is 16 because that is the lowest amount of marbles.
Step-by-step explanation: