Answer:
A sample of 1077 is required.
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 of:
42% of freshmen do not visit their counselors regularly.
This means that 
98% confidence level
So 
, z is the value of Z that has a pvalue of 
, so 
.
How large of a sample size is required?
A sample size of n is required, and n is found when M = 0.035. So
Rounding up:
A sample of 1077 is required.
Answer:
yea its in the book
Step-by-step explanation:
The compass will lose its magnetic properties
Answer:
444
Step-by-step explanation:
since 37/100 students liked chocolate you need to scale that data to the new data size and find thirty seven percent of 1200 which is 444
None? Idk if that is the correct answer or not because I don’t feel like doing it
