A random samples of 250 bolts manufactured by machine A and 200 bolts manufactured by machine B showed 24 and 10 defective bolts respectively. Test the hypothesis that the machines are showing difference qualities of performance. Use 5 per cent level of significance.
November 18, 2010
new era public school social studies
ways to protect sun temple konark? materials of which the sun temple konark is made up of? http://www.jiskha.com/search/search.cgi?query=konark Check out several of the answers given here to this same question! =)
May 15, 2007
why is the study of the history of Apartheid in South Africa important in the study of world history? Apartheid in South Africa shows us what happens when a minority attempts to control the majority by extreme institutionalized discrimination. Although apartheid officially ...
September 8, 2006