document.write( "Question 1050320: 1.Use the probability distribution table to answer the question.
\n" ); document.write( "X P
\n" ); document.write( "0 0.03
\n" ); document.write( "1 0.09
\n" ); document.write( "2 0.21
\n" ); document.write( "3 0.35
\n" ); document.write( "4 0.21
\n" ); document.write( "5 0.06
\n" ); document.write( "6 0.05
\n" ); document.write( "What is P(X≥2)P(X≥2)?
\n" ); document.write( "Enter your answer in the box.\r
\n" ); document.write( "\n" ); document.write( "2.There are 10 cards. Each card has one number between 1 and 10, so that every number from 1 to 10 appears once.\r
\n" ); document.write( "\n" ); document.write( "In which distributions does the variable X have a binomial distribution?\r
\n" ); document.write( "\n" ); document.write( " Select each correct answer.\r
\n" ); document.write( "\n" ); document.write( "When a card is chosen at random without replacement three times, X is the number of times an even number is chosen.\r
\n" ); document.write( "\n" ); document.write( "When a card is chosen at random with replacement multiple times, X is the number of times a card is chosen until a 5 is chosen.\r
\n" ); document.write( "\n" ); document.write( "When a card is chosen at random with replacement six times, X is the number of times a 3 is chosen.\r
\n" ); document.write( "\n" ); document.write( "When a card is chosen at random with replacement five times, X is the number of times a prime number is chosen.\r
\n" ); document.write( "\n" ); document.write( "3.Select Yes or No to state whether each data set is likely to be normally distributed.
\n" ); document.write( "Yes No
\n" ); document.write( "the number of coupons used at a supermarket
\n" ); document.write( "the weights of the pumpkins that are delivered to a supermarket
\n" ); document.write( "the number of raisins in each 8-oz box of raisins at a supermarket
\n" ); document.write( "the amount of time customers spend waiting in the checkout line at a supermarket\r
\n" ); document.write( "\n" ); document.write( "4.A machine packages bags of almonds. The weights of the bags are normally distributed with a mean of 14 oz and a standard deviation of 1.2 oz.
\n" ); document.write( "Enter the z-score of a bag of almonds that weighs 12.2 oz.\r
\n" ); document.write( "\n" ); document.write( "5.The heights of the children at a summer camp are normally distributed with a mean of 54 in. and a standard deviation of 2.4 in.
\n" ); document.write( "Enter the height of a child, whose z-score is 1.5, in the box.
\n" ); document.write( "Round your answer to the nearest tenth.\r
\n" ); document.write( "\n" ); document.write( "6.Use technology or a z-distribution table to find the indicated area.\r
\n" ); document.write( "\n" ); document.write( "The scores on a standardized exam are normally distributed with a mean of 400 and a standard deviation of 50.
\n" ); document.write( "Approximately 60% of the scores are less than which score?\r
\n" ); document.write( "\n" ); document.write( "a.370\r
\n" ); document.write( "\n" ); document.write( "b.387\r
\n" ); document.write( "\n" ); document.write( "c.413\r
\n" ); document.write( "\n" ); document.write( "d.430\r
\n" ); document.write( "\n" ); document.write( "7.Use technology or a z-distribution table to find the indicated area.\r
\n" ); document.write( "\n" ); document.write( "The weights of boxes of rice produced at a factory are normally distributed with a mean of 24 oz and a standard deviation of 1.3 oz. Consider a shipment of 1200 boxes of rice.\r
\n" ); document.write( "\n" ); document.write( "How many of the boxes will weigh 25 oz or less?\r
\n" ); document.write( "\n" ); document.write( "a.192\r
\n" ); document.write( "\n" ); document.write( "b.265\r
\n" ); document.write( "\n" ); document.write( "c.935\r
\n" ); document.write( "\n" ); document.write( "d.1008\r
\n" ); document.write( "\n" ); document.write( "These are 7 out 30 of the question I have it would be so awesome if someone can help me really fast.
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Algebra.Com's Answer #665908 by ewatrrr(24785)\"\" \"About 
You can put this solution on YOUR website!
1. P(x>= 2) = 1-(.03+.09) = .88
\n" ); document.write( "4. \"z+=blue+%28x+-+mu%29%2Fblue%28sigma%29\" z = (12.2-14)/1.2
\n" ); document.write( "5. \"blue%28sigma%29%2Az++%2B+mu=blue+%28x%29\" x = 1.5(2.4) + 54
\n" ); document.write( "6. invNOrm(.60) = .2533, x = .2533(50) + 400 = 413
\n" ); document.write( "7. z = (25-24)/1.3 = .77 P(z<= .77) = .779
\n" ); document.write( ".779(1200) = 935
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