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DETERMINE WHETHER THE VARIABLE X HAS A BINOMIAL DISTRIBUTION IN EACH OF THE FOLLOWING CASES.

DETERMINE WHETHER THE VARIABLE X HAS A BINOMIAL DISTRIBUTION IN EACH OF THE FOLLOWING CASES.

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Author: Christine Farr
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According to a recent census, 33.3% of adults in a certain country have a university degree.  In a random sample of 336 adults in the country, only 92 of them (27.4%) said they have a university degree.  The median age of the individuals in the sample was 34.7 years, while the median age of all people living in the country is known to be 34.8 years. Determine whether each of the following values in bold is a statistic or a parameter
 
2)
Determine whether the variable X has a binomial distribution in each of the following cases. If it does, explain why and determine the values of the parameters n and p. If it doesn't, explain why not.
(a) You randomly select one card from each of ten different decks of playing cards.X = number of Clubs selected
(b) You toss five fair coins -- a loonie, a quater, a dime, a nickel and a penny.X = number of coins that land on Heads
(c) You select one row in the random digits Table B from the textbook. X = number of 8's in the row
(d) A fair die is rolled five times. X = number of times the number 3 is observed.


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