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Sample size n1=20 and sample size n2= 23,sample means,standard deviations and variances are known and unequal : What is the significance test statistic for checking the difference between two means at 5% level of significance.What are degrees of freedom to be used and  the critical value for that statistic including p-value .Please show all the relevant formula. If one data set 1 (n=20) claims to be higher than the other (n=2)  for a given parameter at 5% significance,show the critical values and the test static formulae to be used for assessing this claim

Sample size n1=20 and sample size n2= 23,sample means,standard deviations and variances are known and unequal : What is the significance test statistic for checking the difference between two means at 5% level of significance.What are degrees of freedom to be used and  the critical value for that statistic including p-value .Please show all the relevant formula. If one data set 1 (n=20) claims to be higher than the other (n=2)  for a given parameter at 5% significance,show the critical values and the test static formulae to be used for assessing this claim

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section: Chapter Questions
Problem 25SGR
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Sample size n1=20 and sample size n2= 23,sample means,standard deviations and variances are known and unequal :

What is the significance test statistic for checking the difference between two means at 5% level of significance.What are degrees of freedom to be used and  the critical value for that statistic including p-value .Please show all the relevant formula.

If one data set 1 (n=20) claims to be higher than the other (n=2)  for a given parameter at 5% significance,show the critical values and the test static formulae to be used for assessing this claim

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