Answer:
i think its b
Step-by-step explanation
because there are 6 slices and there is 1 red soo
i think its b
sorry if its wrong
but i think its b
I would say B with my answer. You'd divide 570 by 19 then multiply by 8.
Answer:
5 cars and 3 busses
Step-by-step explanation:
Answer:
The sample size is 1875.
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 zscore that has a pvalue of
.
The margin of error is:

Sampling error of 0.03.
This means that 
99.74% confidence level
So
, z is the value of Z that has a pvalue of
, so
.
25% of all adults had used the Internet for such a purpose
This means that 
What is the sample size
The sample size is n. So



Simplifying by 0.03 both sides



The sample size is 1875.