Find confidence interval for the true proportion of voters

Assignment Help Basic Statistics
Reference no: EM13124634

A survey of 608 adults showed that 401 of them approved of the way city government was being run. a.) Find a 99% confidence interval for the true proportion of voters who approve the way city government is being run.

Reference no: EM13124634

Questions Cloud

Hypothesis that mean number of customers waiting is greater : The hypothesis is that the average number of customers served per hour is 24 or less against the alternative hypothesis that the mean number of customers waiting is greater than 24.
Determining applications of linear equations : Supply and demand at $1.40 per bushel, the daily supply for oats is 850 bushels, and the daily demand is 580 bushels. When the price falls to $1.20 per bushel, the daily supply decreases to 350 bushels and the daily demand increases to 980 bushels..
Problem related to marginal tax rate : Julio, age 50, is a U.S. citizen who has a 28% marginal tax rate. He has operated the A&B Automotive Parts Company for a number of years as a C corporation.
How you would play the game : Magine you're teaching in an empty classroom. There are only four walls, your students and yourself (there is no white/blackboard either).
Find confidence interval for the true proportion of voters : A survey of 608 adults showed that 401 of them approved of the way city government was being run. Find a 99% confidence interval for the true proportion of voters who approve the way city government is being run.
What is the nullity of the transformation of tsuba : What is the nullity of the transformation of TsubA? What is the rank of the Transformation TsubA.
Computing its annual deloetion expense for the minerals : Which depletion method does Kent use to compute its annual deloetion expense for the minerals remove from the ground?
Write a sentence that correctly interprets interval : Calculate the 95% confidence interval for the population proportion of patients who are successfully treated. (c) Write a sentence that correctly interprets this interval.
Discuss lady macbeth''s role in the play macbeth. : Discuss Lady Macbeth's role in the play Macbeth.

Reviews

Write a Review

Basic Statistics Questions & Answers

  Details regarding statistical analysis

A researcher had the idea that background music might enhance performance on a math test and that the effect of music might depend on whether an individual is a music lover or not.

  Formal hypothesis testing

Can the formal hypothesis testing approach be used for nonparametric tests? How are parametric and nonparametric statistics different?

  Find expected number of flights that will arrive on time

Entire commercial airline industry, consider a random sample of 200 flights. What is the expected number that will arrive on time? What is the standard deviation of this distribution.

  Find probability that woman considers herself overweight

Use confidence intervals to determine whether or not (a) we can be 95% certain that the average woman considers herself overweight as compared to her ideal weight.

  Distribution of the average or median

Suppose that you select a 50 families sample. Which is the form expected from the distribution of the average or median of the sample?

  Confidence interval for difference in population mean scores

You are presented a 90% confidence interval for the difference in population mean scores (with drug - without drug) of (-17.81, -7.24). What can you conclude from this interval?

  Probability that person will fall in book keeping category

One person's file is chosen at random. Find out probability that selected person will fall into following categories. Book keeping.

  Estimating probability on normal and binomial distribution

If you have a statistical package that computes binomial probabilities, find the probability that at least five funds outperform the market in all 10 years.

  Testing mean weight using p-value approach

Test whether the mean weight is greater than 16 ounces with P-value approach.

  Sample size for estimating the population mean

How large a sample should be taken if the desired margin of error E is:

  Determine coefficient of correlation

Determine the coefficient of correlation between the two variables. Interpret the value.

  Hypothesis testing-e-commerce website

The cost of an e-commerce website can vary a great deal. A market research team hypothesized that the cost of an average website is $3500.

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