Test for equality of proportions, Applied Statistics

Test for Equality of Proportions

For example, we may want to test whether the percentage of smokers (p1) among the males equals the percentage of female smokers (p2).

We take a sample of n1 men and n2 women. Suppose 2052_test for equality of proportions1.png represents the sample proportion of male smokers and 746_test for equality of proportions2.png the sample proportion of female smokers.

325_test for equality of proportions.png

Posted Date: 9/15/2012 3:22:28 AM | Location : United States







Related Discussions:- Test for equality of proportions, Assignment Help, Ask Question on Test for equality of proportions, Get Answer, Expert's Help, Test for equality of proportions Discussions

Write discussion on Test for equality of proportions
Your posts are moderated
Related Questions
Cluster Analysis could be also represented more formally as optimization procedure, which tries to minimize the Residual Sum of Squares objective function: where μ(ωk) - is a centr

You will recall the function pnorm() from lectures. Using this, or otherwise, Dteremine the probability of a standard Gaussian random variable exceeding 1.3.  Using table(), or

Risk of Portfolios So far, we have seen the application of standard deviation in the context of risk in single investment. But usually most investors hold portfolios of securi

Grouped data  For grouped data, the formula applied is  σ = Where f = frequency of the variable, μ= population mea

Complete the multiple regression model using Y and your combined X variables.  State the equation.  Next, make sure that you evaluate overall model performance with the Anova table


There are n seats on an airplane and n passengers have bought tickets. Unfortunately, the first passenger to enter the plane has lost his ticket and, so he just chooses a seat at r

mark number of student 0-10 4 10-20 8 20-30 11 30-40 15 40-50 12 50-60 6 calculate frequency distribution


A. Compute descriptive statistics for each stock and the S&P 500. Comment on your results. Which stocks are most volatile?