document.write( "Question 1177860: We know that proportion of diamond cards in a regular deck of cards is 13/52=0.25. Assume for a moment that we do not know it and we wish to use statistical methods to find a confidence interval for proportion of red cards in a deck. We will use 10 regular decks of card and select random sample of 100 cards. \r
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\n" ); document.write( "Question 1\r
\n" ); document.write( "\n" ); document.write( "The population will consider of 10 regular decks of cards well shuffled..\r
\n" ); document.write( "\n" ); document.write( "As described, we randomly draw 100 cards from the population and record a sample (D - diamond card, ND - not diamond card}. In the sample we have 24 diamond cards and 76 of the other suite.\r
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\n" ); document.write( "\n" ); document.write( "Number of elements in the population is \r
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\n" ); document.write( "\n" ); document.write( "Proportion of diamond cards in the sample is (express it as a decimal)
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Algebra.Com's Answer #807003 by ewatrrr(24785)\"\" \"About 
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document.write( "Hi\r\n" );
document.write( "Number of elements in the population is: 10decks *52cards = 520\r\n" );
document.write( "Number of elements in the sample is: 100\r\n" );
document.write( "Proportion of diamond cards in the sample is (express it as a decimal)24/100 = .24\r\n" );
document.write( "Wish You the Best in your Studies.\r\n" );
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