6. Solve for x in the equation x + 10 = 15. © A. x = 25 © B.x=5 O C.x= 10 O D.x=-5
1 answer:
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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