What's the difference between A and D? but its those two
Answer:
is there a picture or something?
I’m pretty sure the answer is 30!
Each bracelet is

Turn it into an improper fraction
Multiply 7 and 4 and add 3 which is over 4 which is

Multiply by 4 | for each bracelet being made


124÷4=31
Answer:You need 31 inches to make all the braclets
Answer:
The margin of error of his experiment is of 0.1074.
Step-by-step explanation:
In a sample with a number n of people surveyed with a probability of a success of
, and a confidence level of
, we have the following confidence interval of proportions.

In which
z is the z-score that has a p-value of
.
The margin of error is of:

30 M & M's from a bag, and 3 of them are green.
This means that 
Standard 95% confidence level
So
, z is the value of Z that has a p-value of
, so
.
Margin of error:



The margin of error of his experiment is of 0.1074.