## Determining sample size based on confidence and margin of error

Determining sample size based on confidence level and margin of error.

From Khan Academy

Determining sample size based on confidence level and margin of error.

From Khan Academy

Tutorial on how to calculate the confidence interval and margin of error (interval estimate). Include an example and some discussion on the bell curve and z ...

From statisticsfun

In this tutorial I show the relationship between sample size and margin of error. I calculate the margin of error and confidence interval using three different ...

From statisticsfun

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From mcstutoringstats

From Stephanie Glen

In this tutorial I explain and then calculate, using an example, the margin of error and confidence interval for a population proportion. Like us on: ...

From statisticsfun

I find the sample size required to obtain a given margin of error in a confidence interval for mu. I discuss the appropriate formula and work through an example.

From jbstatistics

From Michael Porinchak

Confidence intervals and margin of error.

From Khan Academy

From WOWmath.org

Sample size and margin of error in a confidence interval for a mean.

From Khan Academy

How to find the margin of error, E, given only a sample size, sigma, and confidence level using StatCrunch. MyStatLab. Larson 6.1.13.

Watch out when entering things into your calculator, use brackets. Shows (does not explain) where the 1.96 comes from.

From Priscilla Allan

I have an updated and revised version of this video available at http://youtu.be/7zcbVaVz_P8. Please watch the improved version. I find the sample size required ...

From jbstatistics

In this tutorial I show the relationship standard deviation and margin of error. I calculate margin of error and confidence intervals with different standard ...

From statisticsfun

From Lee Wilsonwithers

A formal wear store determines that its customer population has a minimum age of 27 years and a maximum age of 62 years. What is the minimum sample size ...

From Mr. Math Expert

Utilizing the sample distribution of a proportion to find a margin of error.

From drenniemath

The relationship between sample size and margin of error is explored. Topics include: confidence intervals, margin of error, standard error, sample size, ...

From Rett McBride

Determine the minimum sample size of men (21 or older) required to construct a 90% confidence interval to estimate the proportion of married men (21 or older), ...

From Mr. Math Expert

This video demonstrates how to calculate the sample size with a finite population using Microsoft Excel. Variables used in the sample size equation include the ...

From Todd Grande

Tutorial on using Microsoft Excel to determine confidence internals, margin of error, range, max, min and margin of error Playlist on Confidence Intervals ...

From statisticsfun

I discuss determining the minimum sample size required to achieve a given margin of error when estimating a population proportion. (For intervals based on the ...

From jbstatistics

http://mcstutoring.com/ Private math tutoring and test preparation in Huntington Beach, CA. Subjects include ACT, SAT 1, algebra, geometry, and calculus.

From mcstutoringstats

Statistics 101: Estimating Sample Size Requirements. When constructing confidence intervals we usually choose the sample size, alpha level, and are ...

From Brandon Foltz

statisticslectures.com - where you can find free lectures, videos, and exercises, as well as get your questions answered on our forums!

From statslectures

Get the full course at: http://www.MathTutorDVD.com In this lesson, we'll discuss the concept of the confidence interval in statistics. We'll solve a few problems ...

From mathtutordvd

How to find the Confidence Interval and Margin of Error using StatCrunch.

From ryancmath

statisticslectures.com - where you can find free lectures, videos, and exercises, as well as get your questions answered on our forums!

From statslectures

Using TI83/84 and/or Stat Crunch to calculate n (sample size) needed for a specific E (morgin of error)

From MrDaveblev

A look at the effect of various factors (the standard deviation, the sample size, and the confidence level) on the margin of error of a confidence interval for the ...

From jbstatistics

statisticslectures.com - where you can find free lectures, videos, and exercises, as well as get your questions answered on our forums!

From statslectures

Computing the sample size for a specified margin of error in a confidence interval. - All videos listed and organized here ...

From Brian Stonelake

A typical MyStatLab problem for finding the required minimum sample size for a given confidence level and margin of error. I have many more StatCrunch videos ...

From Dawn Wright

This problem is from the following book: http://goo.gl/t9pfIj Increasing the sample size with result in a more percise margin of error (ME). If a claimed parameter ...

From MATHRoberg

This problem is from the following book: http://goo.gl/t9pfIj Will the company's budget be enough to create a confidence interval at the desired margin or error and ...

From MATHRoberg

Hi Guys, this video will teach you how to find the confidence interval of the proportion in the TI-84 calculator. The video shows an example how to do it and how ...

How to find a critical value for any confidence level (i.e. 90%, 95% etc.) in easy steps!

From Stephanie Glen

Using the TI-84 to Find a Confidence Interval for a Population Mean (ZInterval and Tinterval) Visit my channel for more Probability and Statistics Tutorials.

From AGodboldMath

A video on how to calculate the sample size. Includes discussion on how the standard deviation impacts sample size too. Like us on: ...

From statisticsfun

This video shows how to calculate the sample size n required to estimate the population mean µ.

From Joshua Emmanuel

Constructing small sample size confidence intervals using t-distributions Watch the next lesson: ...

From Khan Academy

This problem is from the following book: http://goo.gl/t9pfIj If we have a maximum margin of error and set confidence level, we can calculate the minimum sample ...

From MATHRoberg

Learn how to compute confidence intervals using a t-distribution in this easy to follow statistics video. I also provided the links for my other statistics videos as ...

From Math Meeting

From Stephanie Glen

How to determine the minimum sample size 1st when the population size is large 𝒏 = minimum sample size 𝒛 -value= Value of standard normal distribution 𝒑 ...

From MIS

This example takes students through how to find the sample size needed to establish a desired margin of error given a level of confidence. The 'formula' for this ...

From Andrew Schaaf