Learn when you should use a z test or a t test in this video. To see all my videos check out my channel http://YouTube.com/MathMeeting.

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How to obtain z scores in SPSS is illustrated. The Property of z-scores having a mean of 0 and a standard deviation of 1 is also illustrated with the data.

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Get this complete course at http://www.MathTutorDVD.com In this lesson, we will discuss the very important topic of p-values in statistics. The p-value is a ...

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This video demonstrates how to do a hypothesis test of a population mean mu on the Ti 83/84 series calculator using the function T-Test. Z-Test is very similar to ...

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Demonstrates the basics of hypothesis testing using the P-value method: find the test statistic which in turn gives us the P-value, then compare the P-value to the ...

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Learn how to find z scores and probability in this video example. You can see all my videos on my channel page http://YouTube.com/MathMeeting.

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Learn how to find t scores and probability in this video example. You can see all my videos on my channel page http://YouTube.com/MathMeeting.

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An introduction to one and two tail tests used in hypothesis testing using a standard bell curve with a population mean and sample mean. It includes introduction ...

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I show you how to calculate Z-scores and find areas under the bell curve...p-values. I will also show you how to find statistics from areas under the curve...such ...

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This video shows how to calculate "inside areas" and "areas in the extreme" in a normal distribution using Z-scores. This video can also be found on my website ...

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How to find the area under a normal curve, given a z-value, shaded to the left, shaded to the right, and shaded in between.

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How to find a critical value z.05 in the Standard Normal N(0,1) Distribution, using either the Table or your TI-83/84 Graphing Calculator.

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This is just a few minutes of a complete course. Get full lessons & more subjects at: http://www.MathTutorDVD.com. You will learn about the standard z-score in ...

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Tutorial on finding the mean, z score when you know the area (or probability). Playlist on Z scores http://www.youtube.com/course?list=EC6157D8E20C151497 ...

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tutorial on the introduction of the t distribution and how it compares to the z score. Also includes some discussion on the normal distribution and hypothesis ...

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How to perform a simple t-test in Microsoft Excel.

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Tutorial on how to calculate z scores. A z score measures the distance, in standard deviations, a specific observation is from the mean. Like us on: ...

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How to look up a z-score on a z-score table.

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

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Learn how to perform hypothesis testing with this easy to follow statistics video. I also provided the links for my other statistics videos as well Hypothesis testing ...

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SKIP AHEAD: 0:39 – Null Hypothesis Definition 1:42 – Alternative Hypothesis Definition 3:12 – Type 1 Error (Type I Error) 4:16 – Type 2 Error (Type II Error) 4:43 ...

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This is just a few minutes of a complete course. Get full lessons & more subjects at: http://www.MathTutorDVD.com. The student will how to use hypothesis ...

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This is the first video in the four lecture series on Normality. I have discussed the concept of Z score in this video. Watch how to use Z table by "Phil Chan": ...

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This lecture shows how one can compared the mean of matched samples. For each case in the first sample, there is a control case that matches on relevant ...

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Get the full course at: http://www.MathTutorDVD.com The student will learn the big picture of what a hypothesis test is in statistics. We will discuss terms such as ...

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Hi Guys, This video will show you how to calculate the hypothesis test using the Ti-84. This is the problem: The height of 12 supermodels were measured.

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Also known as a "Goodness of Fit" test, use this single sample Chi-Square test to determine if there is a significant difference between Observed and Expected ...

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Using Microsoft Excel to calculate Standard Deviation, Mean, and Variance. Related Video: How to Calculate Standard Deviation and Variance ...

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Paul Andersen shows you how to calculate the ch-squared value to test your null hypothesis. He explains the importance of the critical value and defines the ...

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Using online z calculator to determine critical values for alpha = .01.

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

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Here's how you do cube roots in your head! Avoid looking like Education Secretary Nicky Morgan who was stumped when asked to do a cube root: ...

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A brief intro to the concept of the p-value, in the context of one-sample Z tests for the population mean. Much of the underlying logic holds for other tests as well.

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Yes, 10 steps does seem like a lot but there's a reason for each one, to make sure you consciously make a decision along the way. Some of the steps are very ...

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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 ...

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

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Hypothesis Z Test for Means Triola 8.4 #13 standard deviation of population known.

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How to run a chi-square test and interpret the output in SPSS (v20). ASK SPSS Tutorial Series.

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Last year the average age or online consumers was 50 years. A sample of 16 online customers from the current year showed an average of 57.562 years.

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Seven different statistical tests and a process by which you can decide which to use. If this video helps you, please donate by clicking on: ...

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introduces statistical inference using sample proportions; gives -decision tree- for when to use t-tests, proportion tests, etc.

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Visual tutorial on how to calculate analysis of variance (ANOVA) and how to understand it too. The tutorial includes how to interpret the results of an Anova test, ...

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An explanation of how to compute the chi-squared statistic for independent measures of nominal data. For an explanation of significance testing in general, see ...

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Practice this lesson yourself on KhanAcademy.org right now: ...

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This video is part of an online course, Intro to Inferential Statistics. Check out the course here: https://www.udacity.com/course/ud201.

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Video on how to calculate Analysis of Variance Using R. http://www.MyBookSucks.Com/R/Anova.R http://www.MyBookSucks.Com/R ANOVA Playlist ...

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Learn how to perform a significance test for the mean when sigma is unknown using a calculator. Learn more about online education at ...

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A demonstration of how to look-up the area under the normal curve using z-scores using the online calculator and the downloadable excel file.

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This video illustrates methodology for reading the Z-Score Tables.

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Video Lecture Series by IIT professors (Not Available in NPTEL) Video Lectures on "Signals and Systems" by Prof. S.C. Dutta Roy Sir For more Video ...

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