Estimate true proportion of regular voters with confidence

Assignment Help Basic Statistics
Reference no: EM13140373

Thirty- five percent of adult Americans are regular voters. A random sample of 250 adults in a medium size college town were surveyed, and it was found that 110 were regular voters. Estimate the true proportion of regular voters with 90% confidence and comment on your results.

Reference no: EM13140373

Questions Cloud

What is the concentration (m) of ch3oh in a solution : What is the concentration (M) of CH3OH in a solution prepared by dissolving 16.8 g of CH3OH in sufficient water to give exactly 230 mL of solution?
What does narrow sense heritability estimate : What does narrow sense heritability (h2) estimate? a. The proportion of phenotypic variation that is due to total genetic variance b. The proportion of phenotypic variation that is due to interactive variance.
Calculations of cost per equivalent unit : Determine the denominators to be used in the calculations of cost per equivalent unit for materials and conversion costs.
Views about the reality or unreality of god : What are the different views expressed about the reality or unreality of God? Provide detail such as: notions of monotheism, pantheism, polytheism, atheism, agnosticism, immanence, animism, and transcendence.
Estimate true proportion of regular voters with confidence : it was found that 110 were regular voters. Estimate the true proportion of regular voters with 90% confidence and comment on your results.
What molar ratio of sodium acetate to acetic acid : What molar ratio of sodium acetate to acetic acid (NaAc/HAc) should be used in preparing a buffer having a pH of 4.35? (Ka = 1.8×10-5 for acetic acid.)
Methods which is used to study religions : Why should we study religions? What are some of the methods used to study religions? What are some of the problems and questions sometimes associated with them?
Draw an antiparallel beta sheet composed of two strands : Draw an antiparallel beta sheet composed of two strands of polyalanine (each strand 3 residues in lenght). Show all hydrogen bonds.
Statement regarding the sale of a partnership interest : Which of the following statements is true regarding the sale of a partnership interest?

Reviews

Write a Review

Basic Statistics Questions & Answers

  Which course to take to maximizes expected utility of grade

She is also indifferent between L3=(1,B) and L4=(0.7, A; 0.3 C). If Patty wants to take the course that maximizes the expected utility of her ?nal grade, which course should she take?

  Description of continuous probability distributions

It is estimated that 10 percent of those taking the quantitative methods portion of the CPA examination fail that section. Sixty students are taking the exam on Saturday.

  Find out estimation of binomial distribution

Assume that the mean parameter θ for the RV L is unknown. To estimate it, a random sample of n = 10 light bulbs is selected, and the lifetime of each light bulb is measured. Let X denote the number of those 10 sampled light bulbs that burn longer ..

  Use plus four method to have confidence interval

The Gallup Poll asked a sample of 178 U.S. adults, "Did you, yourself, happen to attend church or synagogue in the last 7 days? Use "Plus Four" method to have a more accurate 95% confidence interval.

  Null and alternative hypothesis-planning habits

American Demographics reported the results of a survey on the planning habits of men and women. In response to the question.

  Academic approach to multiple regression analysis

Maria Gomez, a research analyst in the state department of health, has undertaken a study of the possible consequences of overbuilding hospital facilities.

  Poll to estimate the presidential popularity

In a poll to estimate presidential popularity, each person in a random sample of 1000 voters was asked to agree with one of the following statements:

  Parabolas and quadratic equations

The total profit (in dollars) for sales of x rowing machines is given by P(x) = -0.2x^2 + 300x - 200. What is the profit if 500 are sold? For what value of x will the profit be at a maximum?

  Determining decision modeling

A start-up publishing company estimates that the fixed costs of its first major project will be $190,000, the variable cost will be $18, and the selling price per book will be $34.

  Find probability that professor requires more than 6 hours

Distributed with mean 4.6 minutes and standard deviation 1.4 minutes. If there are 75 students in class, determine probability the professor requires more than 6 hours to mark all of the midterms?

  Write formula to locate the p-value

Find the probability value of H0:u 2.8 distribution with 10 banks giving stats of 5.7, 4.8, 6.0, 4.9, 4.0, 3.4, 6.5, 7.1, 5.3, 6.1 which gives us H1:u 5.38.

  Distinguishes regression from anova

What distinguishes regression from ANOVA? What are the assumptions and limitations of each, and when should one be used in place of the other

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd