User Account

All Pages

Estimate true proportion of covered by confidence interval

Assignment Help Basic Statistics
Reference no: EM13121117

The report stated 88% of children are covered under health insurance. How large a sample is needed to estimate the true proportion of covered children with 90% confidence with a confidence interval of .05.

Reference no: EM13121117

Questions Cloud

Determine the probability that an employee selected : Using excel I'm trying to create a probability tree showing all marginal, conditional and joint probabilities. Im also trying to develop a joint probability table and determine the probability that an employee selected at random would fail the man..
What mass of magnesium chloride is needed : What mass of magnesium chloride is needed to react with 145 g of silber nitrate accourding to the following reaction: MgCl2(aq)+2AgNO3(aq) -> Mg(NO3)2(aq) + 2AgCl
Derivation from prices in observed transactions : The fair value of which of the following was determined using a Level 3 input? A building whose price per square foot is derived from prices in observed transactions involving similar buildings in similar locations.
Academic approach to factoring polynomials : Factor the polynomial completely. Factor each completely given that the binomial following it is a factor of the polynomial.
Estimate true proportion of covered by confidence interval : How large a sample is needed to estimate the true proportion of covered children with 90% confidence with a confidence interval of .05.
Social psychology : Your friend is tired of being single and wants to find someone with whom to have a relationship as soon as possible. Said friend, being inexperienced in relationships, asks you, "Who will be interested in me?
Important information about probability coin flips : Independent flips of a coin that lands on heads with probability p are made. What is the probability that the first four outcomes are
How much cesium will remain after 151 years : The half of cesium-137 is 30.2 years. If the initial mass of sample of cesium-137 is 1,000 g, how much cesium will remain after 151 years.
Logarithm of product and product of logarithms : Explain the difference between a logarithm of a product and the product of logarithms and give examples of each.

Reviews

Write a Review

Basic Statistics Questions & Answers

  Least squares linear trend line

A least squares linear trend line is just a simple regression line with the independent variable being time (months or years for example).

  Grouped frequency distribution

Construct a grouped frequency distribution using six classes.

  Determine observed and expected values

A research firm reported that 15% of those surveyed stated their health as poor, 26% as good, 40% as very good, and 19% as excellent. A health professional in Chicago wanted to determine if people in Chicago had similar feelings toward their healt..

  Trials of a binomial experiment result

Suppose that n trials of a binomial experiment result in no successes.

  Expected frequency for people

A survey of the opinions of property owners about a street widening project was taken to determine whether the resulting opinion was related to the distance of front footage.

  Standard deviation and expected value

Calculate the MEAN and STANDARD DEVIATION for the distribution below:

  Probability sample mean is within two of population mean

A population has a standard deviation of 16. If a sample of size 64 is selected from this population, what is the probability that the sample mean will be within 2 of the population mean?

  Follow a normal curve

A large population of overdue bills has balances that follow a normal curve. When we take a sample of 100 of these the average is $500 and the SD is $100.

  Probability for determining capacity of the plane

Determine the probability that the number of people who show up will exceed the capacity of the plane?

  Develop regression model for predicting the selling price

Pick a random sample of 50 homes from the enclosed 90 cases.  Double the asking price and selling price and use this data to develop three predictive models:

  Point effect large enough to statistically significant

If the population standard deviation is σ = 20 is the 6 point effect large enough to be statistically significant? Use the two - tailed test with α = .05

  Delivery format-the general social survey

Delivery Format The General Social Survey asks, "About how often did you have sex in the past 12 months?" About 47% of respondents indicated they had sex at least once a week.

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!

Submit Assignment

Academics

Major Subjects

Majors

Get In Touch

whatsapp: +1-415-670-9521

Phone: +1-415-670-9521

Email: [email protected]

TERMS & POLICIES

HELP & SUPPORT

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