subject
Mathematics, 20.03.2020 02:15 laywah4

A survey of 750 likely voters in Ohio was conducted by the Rasmussen Poll just prior to the general election (Rasmussen Reports website November 4, 2012). The state of the economy was thought to be an important determinant of how people would vote. Among other things, the survey found that 165 of the respondents rated the economy as good or excellent and 315 rated the economy as poor.

a. Develop a point estimate of the proportion of likely voters in Ohio who rated the economy as good or excellent.
b. Construct a 95% confidence interval for the proportion of likely voters in Ohio who rated the economy as good or excellent.
c. Construct a 95% confidence interval for the proportion of likely voters in Ohio who rated the economy as poor.
d. Which of the confidence intervals in parts (b) and (c) is wider? Why?

ansver
Answers: 3

Other questions on the subject: Mathematics

image
Mathematics, 21.06.2019 16:00, jamiecoolgal8697
Question: what is the value of x 4x-2= (-7) +5x. it would be greatly appreciated if someone could actually explain to me step by step
Answers: 2
image
Mathematics, 21.06.2019 18:00, puppy4151
What is the value of x in the equation (2)3) (x+6)= -18 a. -36 b. -33 c. -24 d. -18
Answers: 1
image
Mathematics, 21.06.2019 19:30, vanessagallion
Evaluate 3(a + b + c)squared for a = 2, b = 3, and c = 4. a. 54 b. 243 c.729 add solution .
Answers: 1
image
Mathematics, 21.06.2019 20:10, MikeWrice3615
What additional information could be used to prove abc =mqr using sas? check all that apply.
Answers: 1
You know the right answer?
A survey of 750 likely voters in Ohio was conducted by the Rasmussen Poll just prior to the general...

Questions in other subjects: