In a survey of 359 people, a pet food manufacturer found that 23 owned a dog but not a cat, 140 owned a cat but not a dog, and 87 owned neither a dog or a cat. (a) How many owned both a cat and a dog? (b) How many owned a dog? Additional Materials

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A: There are total of 400 small business. 320 owns photocopier. 105 own fax machines. 90 own…

Q: a. Wendy’s but not the other two?   b. Only one of them?   c. None of these three?

A: Here define events and draw venn diagram

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A:

Q: How many tourists had not visited any of these three theme parks

A: Given Data: Total tourists is: T = 1,239 Number of tourists visited the Magic Kingdom is: X = 275…

Q: In a survey of 500 human resource professionals, 70% said that the appearance of a resume is very…

A: Use simple formula

Q: In a local neighborhood, 45% of the houses have garages, 60% of the houses have a patio, and 30%…

A: Let us assume g=garagesp=patioso herefrom given datap(g)=45%=0.45p(p)=60%=0.6p(p and g)=30%=0.3

Q: A survey of 100 college students regarding the ownership of laptops and tablets revealed the…

A: A survey of 100 college students regarding the ownership of laptops and tablets revealed the…

Q: A student earned a grade of 80% on a math test that had 20 problems. How many problems on this test…

A: We can make it easier for you.

Q: Gender Back Pain Back Pain No Total Yes Female 28 35 63 Male 18 19 37 Total 46 54 100

A:

Q: A survey of students at one college was conducted to provide information to address various concerns…

A: The variables internet is categorical in nature and has  particular order for the groups.  ∴a) An…

Q: An anonymous survey of college students was taken to determine behaviors. Results were: 857 drank,…

A: As per our guidelines, we are allowed to answer first three sub-parts only. Thanks   857 drank 644…

Q: 2. A medical researcher has found that in a group of 60 employees who use the same canteen…

A: Since you have posted a question with multiple sub-parts, we will solve first three sub-parts for…

Q: The manager of the customer service division of a consumer electronics company is interested in…

A: Categorical data are values that are used to label groups or categories like gender, nationality,…

Q: A survey asks "What beverage do you drink in the morning", and offers choices: - Tea only - Coffee…

A:

Q: In how many ways can the 40 members of a company club select a president, a vice president, and a…

A: Since, you have asked multiple question, we will solve the first question for you. If you want any…

Q: Which word has the most permutations of its letters? a. before b. sense c. hearts d. force

A: The given words are  before sense hearts force The formula for the number of permutations is as…

Q: The Beatles had 27 number one hits; a radio station asks listeners to send in a list ranking their…

A: Solution:   So, There are 27 number one hits of Beatles So a listener asked to rank top 7 ranges.

Q: A survey of 800 nurses yielded the following information: 430 were health club members, 555 were…

A: Given data, Total number of nurses=800 in which Health club member nurses =430 Smokers nurses =555…

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A:

Q: 50 students at Holy Spirit High were interviewed to determine what sports they played, if any, and…

A:

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A: Let A and B be the set of people in a town who own microwave ovens and DVD players, respectively.…

Q: A survey of 1,152 tourists visiting Orlando was taken. Of those surveyed: 274 tourists had visited…

A: The number of tourist visited any of these three theme parks is calculated as follows: