Complete Business Statistics. Front Cover. Amir D. Aczel, Jayavel Sounderpandian. McGraw-Hill/Irwin, – Business mathematics – pages. Complete Business Statistics. Front Cover. Amir D. Aczel, Jayavel Sounderpandian. Tata McGraw Hill, – Commercial statistics – pages. Buy Complete Business Statistics 7 by Amir D Aczel, Jayavel Sounderpandian ( ISBN: ) from Amazon’s Book Store. Everyday low prices and free .
|Published (Last):||12 April 2005|
|PDF File Size:||19.75 Mb|
|ePub File Size:||12.19 Mb|
|Price:||Free* [*Free Regsitration Required]|
The population standard deviation is known from past experience to be 1. A decision may be correct in two ways: More detailed discussions about the p-value will be given later in the chapter when examples on hypothesis tests are presented.
Set the null and alternative hypotheses: Read More, Spend Less. The sample mean was It was decided to test the statistical hypothesis that the average performance time of the task using the new algorithm is the same, against the alternative that the average performance time is no longer the same, at the 0.
Given the values of three data points and the sample mean, the value of the fourth data point can be determined: About project SlidePlayer Terms of Service. Errors in Hypothesis Testing. My presentations Profile Feedback Log out. Harry Potter Years by J. Picturing the Nonrejection and Rejection Regions 0. When the p-value is smaller than 0.
Enter statisttics hypothesized value of 1 in cell D Fail to reject H 0 as true Reject H 0 as false There are two possible states of nature: Chap Business Statistics: This item doesn’t belong on this page. Similar analysis can be done when testing for a population proportion. A random sample of packages of the food product is collected, and it is found that the average net weight in the sample is Trending Price New. The rejection regions, in turn, jayzvel the values of sample means that are significantly different, in a statistical sense, from the hypothesized mean.
Published by Terence Hopkins Modified over 3 years ago.
Complete Business Statistics – Amir D. Aczel, Jayavel Sounderpandian – Google Books
Tests of hypotheses about population proportions. You may also like. A potential buyer intends to sample engines each engine is to be run a single time. Do not reject H 0 if the sample mean falls within the nonrejection region between the critical points.
The population need not be normal Testing Population Means. Auth with social network: To check compliance with this rule, the EPA collects a random sample of readings at different times and dates within the two-mile range around the plant. Aczel A copy that has been read, but remains in excellent condition. As in the case of the t-tables, only a range of possible values can be inferred.
The most commonly-used estimator of the: For example H 0: Cases in which the binomial distribution can be used The binomial distribution can be used whenever we are able to calculate the necessary binomial probabilities.
The sample proportion, is the most common estimator of the population proportion, p.
The number of degrees of freedom is equal to the total number of measurements these are not always raw data pointsless the total number of restrictions on the measurements.
Properties of the Sample Mean.
7-1 COMPLETE BUSINESS STATISTICS by AMIR D. ACZEL & JAYAVEL SOUNDERPANDIAN 6 th edition (SIE)
That is, the nonrejection region includes all sample means that are not significantly different, in a statistical sense, from the hypothesized mean. The item may have some signs of cosmetic wear, but is fully operational and functions as intended.
Registration Forgot your password? An automatic bottling machine sounderandian cola into two liter cc bottles.