Answer:
first quadrant ( I Quadrant)
Step-by-step explanation:
3 1/2 = 7 /2
2 1/2 = 5 /2
7/2 - 5/2
= 2/2 = 1
hope it helpful
Answer: positive correlation
Step-by-step explanation:
sorry if im wrong
Answer:
Step-by-step explanation:
25%=40
25x4=100%
40x4=160 students
Answer: 0.0125
Step-by-step explanation:
Given : A survey by the Pew Research Center asked a random sample of 2142 U.S. adults and a random sample of 1055 college presidents how they would "rate the job the higher education system is doing in providing value for the money.
5% the U.S. adults and 17% of the college presidents provided a rating of "Excellent."
i.e. 
, 
The standard error of the difference in sample proportions :-


Hence, the standard error of the difference in sample proportion = 0.0125