Gven that 43 is the best estimate of the population

Assignment Help Basic Statistics
Reference no: EM13580393

For a poll, 43% of 21,944 people polled answered "yes" to the given question. Given that 43% is the best estimate of the population percentage, why would we need a confidence interval? That is, what additional information does the confidence interval provide?

Reference no: EM13580393

Questions Cloud

What is the difference between scalar multiplication and : what is the difference between scalar multiplication and matrix multiplication? give examples of each
While exploring the coasts of east darwin some made up name : while exploring the coasts of east darwin some made up name you find the skeleton of an apparently large organism on
The next trial is a success with probability 08 otherwise : trials are performed in sequence. if the last two trials were successes then the next trial is a success with
How many liters of water would be sufficient fuel to very : suppose that you have found a way to convert the rest energy of any type of matter directly to usable energy with an
Gven that 43 is the best estimate of the population : for a poll 43 of 21944 people polled answered yes to the given question. given that 43 is the best estimate of the
Wite balanced nuclear equations for the following : write balanced nuclear equations for the following transformations.gold-191 undergoes electron capturegold-201 decays
Find the probability that two are selected randomly from : draw a tree diagram for this problem. in a class of 42 students 28 have volunteered for community service in the past.
It is estimated that about 15000 different telephone : telephone numbers at uc davis consist of 7-digit numbers the first 3 of which are 752. it is estimated that about
A local social service agency is asked to determine areas : a local social service agency is asked to determine areas in the greatest need of social support. the neighbourhoods

Reviews

Write a Review

Basic Statistics Questions & Answers

  Probability for mutually exclusive-independent events

The probability of getting a big order currently under negotiation is 0.4. The probability of losing money this quarter is 0.5.

  Evaluate the sum of the ranks for additive

One characteristic of billiard balls is their elasticity - the bounce they get when striking one another. A manufacturer of billiard balls is testing three additives to the basic plastic.

  Calculation and interpretation using spss

Compute Cronbach's alpha on the scale provided on pp. 710-711 of the Field text using the SAQ.sav file.

  Express the original claim in symbolic form

Express the original claim in symbolic form.

  Election-day polls are taken from voting precincts

Election-day polls are taken from voting precincts selected because they are believed to be representative of all voters.

  Process mean and standard deviation

If the process mean and standard deviation remain constant, what proportion of the output from this process will be defective?

  Hypothesis testing-z-tests and t-tests

Select a variable. Compare the mean of the variable for a sample of 30 for one group with the mean of the variable for a sample of 30 for a second group. Use a z test.

  Briefly restate your research area of interesta identify at

briefly restate your research area of interesta. identify at least 2 variables for which you would utilize a

  Decision to buy model a if repair cost is given

Standard deviation was $15.50. For 56 Model B ovens, the mean repair cost was $85 and the standard deviation was $30. At alpha=.01, would you buy Model A?

  Find the best statistical analysis technique

Name the inferential statistical test that would be used for the method of training and why?

  Probability that third orange juice is not defective

Three are selected, at random, without replacement from the batch. What is the probability that the third is not defective given that one of the previous two are defective?

  Computing probability of intersection or union

WLD Incorporated, a national data-collection agency, estimates that 55% of all customers at home warehouse stores (in the United States) own their own home.

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