A survey of 1200 people in a town in DC indicates that 840 people own microwave ovens, 740 people own DVD players, and 590 people own microwave ovens and DVD players together respectively. Design an appropriate Venn-Diagram and answer the following questions: (a) How many people in the survey own either a microwave oven or a DVD player? (b) How many people own neither a microwave oven nor a DVD player? (c) How many people own a microwave oven and do not own a DVD player?

The following data includes the year, make, model, mileage (in thousands of miles) and asking price (in US dollars) for each of 13 used Honda Odyssey minivans. The data was collected from the Web site of the Seattle P-I on April 25, 2005. year make model mileage price 2004 Honda Odyssey EXL 20 26900 2004 Honda Odyssey EX 21 23000 2002 Honda Odyssey 33 17500 2002 Honda Odyssey 41 18999 2001 Honda Odyssey EX 43 17200 2001 Honda Odyssey EX 67 18995 2000 Honda Odyssey LX 46 13900 2000 Honda Odyssey EX 72 15250 2000 Honda Odyssey EX 82 13200 2000 Honda Odyssey 99 11000 1999 Honda Odyssey 71 13900 1998 Honda Odyssey 85 8350 1995 Honda Odyssey EX 100 5800 Compute the correlation between mileage and price for these minivans. (Assume the correlation conditions have been satisfied and round your answer to 3 decimal places.) r =

An online music service surveyed 500 customers and found that 270 listen to hip-hop music, 320 listen to rock, and 160 listen to country. In addition, 140 listen to both rock and hip-hop, 120 listen to rock and country, and 80 listen to hip-hop and country. Finally, 50 listen to all three. Draw a Venn diagram to represent the results of the survey and find the number of customers who: A. Listen to only hip-hop. B. Listen to rock and country but not hip-hop. C. Don't listen to any of these three types of music. D. Don't listen to country music.

A telephone company surveyed 96 people about their telephone use. •86 people use a cellphone 52 people use a land line • All 96 people use a telephone Explain, with the help of a Venn Diagram, how to determine the number of people in A the survey who use both a cellphone and a landline.

A survey of 125 freshmen business students at a local university produced the results listed below. How many students took only music? 30 took English;33 took math;32 took music;14 took English but not math;9 took math and music;12 took English and music;3 took all three

Assume that you are employed by a mobile phone company and you want to characterize costumers on the basis of their mobile-phone activity. Which type of network would be most useful for representing the mobile-phone data of your company? Select one: a. Directed,Unweighted b. Directed,Weighted c. Simple d. Undirected, Weighted

Dr. A. Ventura is interested in determining what kinds and how many pets people own in Bakersfield. He stands outside Petco and asks people what kind of pet they own. This is the result of his survey: dog=1; cat=2; bird=3; reptile=4; fish=5; other=6 1,1,2,2,2,1,1,3,2,3,1,1,1,2,2,4,4,2,2,1,1,1,5,4,3,4,1,1,1,2,2,6,1,1,2,2,1,2,1,2,6,3,4,5

The following data includes the year, make, model, mileage (in thousands of miles) and asking price (in US dollars) for each of 13 used Honda Odyssey minivans. The data was collected from the Web site of the Seattle P-I on April 25, 2005. year make model mileage  price 2004 Honda  Odyssey EXL    20 26900 2004 Honda Odyssey EX  21 23000 2002 Honda Odyssey  33 17500 2002 Honda Odyssey  41 18999 2001 Honda Odyssey EX  43 17200 2001 Honda Odyssey EX  67 18995 2000 Honda Odyssey LX  46 13900 2000 Honda Odyssey EX  72 15250 2000 Honda Odyssey EX  82 13200 2000 Honda Odyssey  99 11000 1999 Honda Odyssey  71 13900 1998 Honda Odyssey  85  8350 1995 Honda Odyssey EX 100  5800 Compute the correlation between mileage and price for these minivans. (Assume the correlation conditions have been satisfied and round your answer to 3 decimal places.)rr =

A survey of 150 freshmen business students at a local university produced the results listed below. How many students took only religion? 35 took history;42 took science;43 took religion;19 took history but not science;14 took science and religion;15 took history and religion;6 took all three

Determine what the key terms refer to in the following survey. To determine the average number of classes Santa Ana College students were taking, a sample of 30 Santa Ana College students were given and answered the following survey. How many classes you are taking this semester. o 1 o 2 o 3 o 4 Sample a. In average, those 30 students were taking 2.5 classes Parameter b. In average, all students in Santa Ana College were taking 2.6 classes Population c. The 30 Santa Ana College students who were surveyed Statistic d. All students in Santa Ana College