A survey of 127 high school students determined whether they used Instagram, Twitter, or Facebook. The provided information was determined. 73 used Instagram. 69 used Twitter. 80 used Facebook. 39 used Instagram and Twitter. 46 used Instagram and Facebook. 44 used Twitter and Facebook. 24 had all three features. Complete parts a) through e). ..... a) How many of the students surveyed used only Instagram? ] (Type a whole number.)

Q: Use the following results from a test for marijuana use, which is provided by a certain drug testing…

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Q: A scholar is choosing six books to take on vacation from a stack of 34. A. How many different…

A: Solution

Q: Use the following results from a test for marijuana use, which is provided by a certain drug testing…

A: If there are n mutually exclusive, exhaustive and equally likely outcomes of a random experiment and…

Q: In a survey of 3229 adults aged 57 through 85 years, it was found that 87.5% of them used at least…

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Q: A pet store surveyed 178 people to see how many own a bird and how many own a cat. The Venn diagram…

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Q: a. Assume that nothing is known about the percentage of passengers who prefer aisle seats. n= 549…

A: Introduction: The 100 (1 – α) % confidence interval for the population proportion, p is: Here, n is…

Q: In a survey of 3386 adults aged 57 through 85 years, it was found that 89.2% of them used at least…

A: 3386 adults aged between 57 and 85 years were surveyed. Proportion p=89.2% of them used at least one…

Q: Use the following results from a test for marijuana use, which is provided by a certain drug testing…

A: Table for the given data:Test ResultMarijuana UserNot Marijuana User Total…

Q: A survey of 115 high school students determined whether they used Instagram, Twitter, or Facebook.…

A: Given: 70 used Instagram, 62 used Twitter, 77 used Facebook, 36 used Instagram and Twitter, 47 used…

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…

Q: A restaurant chain routinely surveys customers regarding their dining experience and their intention…

A: Introduction: There are four possible ratings- Poor, Fair, Good, and Excellent. There are two…

Q: Before a trial, a jury had to be selected from a group of 12 males and 13 females. a. In how many…

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Q: Use the following resultS from a test for marijuana use, whi 141 subjects with positive test…

A: Consider the given data. Construct a table:   Positive Negative Total TRUE       FALSE 23 4…

Q: The table below shows the number of survey subjects who have received and not received a speeding…

A: General formula of probability ,   Probability = Number of favorable outcomes Total outcomes

Q: Suppose that a drama class has 22 students. a. In how many ways can four students be selected to…

A: a) We will select a group of 4 students from 22 students. So arrangement is not required. That means…

Q: A swim coach is considering 8 swimmers as possible members of a 3-person relay team. a. How many…

A: Given data  8 swimmers are possible members of 3 person relay team.    nCr = n!r!(n-r)!nPr =…

Q: The Venn diagram shows the number of people that answered a survey about where they go grocery…

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Q: 9.) There are 347 NCAA teams today. a.) How many ways can there be to get the top 10 winners? b.)…

A: GIven, There are 347 NCAA teams today. n = 347     Formulae: Permutation: Prn = n!(n-r)!Where,n =…