According to a survey, 30% of college students said that they spend too much time on Facebook. Suppose this result holds true for the current population of all college students. A random sample of six college students is selected. a. Define the random variable X b. X takes on what values? X = ..................................................... c. Determine the number of trials n and the probability of success for this binomial distribution. d.Find the probability that exactly three of these six college students will say that they will spend too much time on Facebook. Round your answer to three decimal places.

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A: Let, X denotes the number observed.

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A: Statistical design to check the effectiveness of weight loss before and after the experiment.

Q: A spinning Merry-go-round consists of 8 different colors chairs numbered 1 to 8. When it stops, Mary…

A: Reviewing the information, X : Chair number on which Mary sits X=(1,2,3,4,5,6,7,8)

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A: From the provided information, Probability of a student using an on-line motorcycle taxi is 0.6. Let…

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A:

Q: According to the manufacturer, M&M's are produced and distributed in the following proportions:…

A: P(brown ) =0.113P(red) =0.108P(yellow) =0.143P(green) =0.184P(orange) =0.177P(blue) =0.275

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A:

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Q: A random sample is one in which

A:

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A: Here use basic of random variable

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A: Given table is re-formulated as follows:   x y x2 y2 xy   12.9 11.6 166.41 134.56 149.64…

Q: A student claims that statistics students at her school spend, on average, an hour doing statistics…

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

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Q: 4. Consider a certain random variable X that may take on one of 8 equally likely outcomes: x₁,x₂,...…

A: Given that  A random variable X that may take on one of 8 equally likely outcomes: x1 , x2 , x3 , x4…

Q: According to a health​ publication, 12.8​% of persons under the age of 65 have no health insurance…

A: a. The binomial probability distribution is, PX=x=nxpx1-pn-x In the formula, n denotes the number of…

Q: . 10% Chance B. 11% Chance C. 12% Chance D. 17% Chance

A: We have to use the data given in table and basic probability theory to get the probabilities.

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A:

Q: If X is a constant random variable and Y is any random variable. Are X and Y independent or not?…

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Q: need a solution here. Help me pleaseeee   The Board of Regents of EPF University proposed a 13%…

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A: The probability of accountants who have the Certified Public Accounting (CPA) certificate is, p =…

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A:

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A: Given that: From this given table...  We use the false positive probability.

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A:

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Q: Construct and illustrate the probability distribution of the problem below.

A: here given,  An experiment consists of studying the number of boys in families with exactly 2…

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A:

Q: The table below shows political party affiliations of people in three age groups.       Democrat…

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A:

Q: In a survey of consumers aged 12 and older, respondents were asked how many cell phones were in use…

A: From the given information ,Total respondents = 201 + 296 + 376 + 138 + 117 .…

Q: In a survey of consumers aged 12 and older, respondents were asked how many cell phones were in use…

A:

Q: A magazine conducts a survey to determine if Californians living in primarily rural counties have a…

A: The sample size is n=1000 Number of people who think climate change is real are 170 from rural area…

Q: A random sample is one in which the A. probability that an item is selected for the sample is the…

A: Random Sample A sample is said to be a random sample if the items of the sample space are selected…

Estimation

A new framework of data analysis where the new statistical methods are used for interpreting the results and analyzing the data is known as estimation in statistics.