Question
In: Math
A recent survey reported that 39% of 18- to 29-year-olds in a certain country own tablets....
A recent survey reported that 39% of 18- to 29-year-olds in a certain country own tablets. Using the binomial distribution, complete parts (a) through (e) below.
a. What is the probability that in the next six 18- to 29-year-olds surveyed, four will own a tablet?
The probability is ? (Type an integer or a decimal. Round to four decimal places as needed.)
b. What is the probability that in the next six 18- to 29-year-olds surveyed, all six will own a tablet?
c. What is the probability that in the next six 18- to 29-year-olds surveyed, at least four will own a tablet?
d. What are the mean and standard deviation of the number of 18- to 29-year-olds who will own a tablet in a survey of six?
e. What assumption(s) do you need to make in (a) through (c)?
Solutions
milcah answered 3 months agoRelated Solutions
A recent survey reported that 50% of 18- to 29-year-olds in a certain country own tablets....
A recent survey reported that 50% of 18- to 29-year-olds in a
certain country own tablets. Using the binomial distribution
complete.
c. What is the probability that in the next six 18- to
29-year-olds surveyed, at least four will own a tablet?
The probability is_______________.
d.The standard deviation of the number of? 18- to? 29-year-olds
who own tablets out of six surveyed ?(Type an integer or a decimal.
Round to four decimal places as? needed.)
e. What assumptions do you...
A recent survey reported that 63% of 18- to 29-year-olds in a certain country own tablets....
A recent survey reported that 63% of 18- to 29-year-olds in a
certain country own tablets. Using the binomial distribution,
complete parts (a) through (e) below.
?: .52 ?=6
a. What is the probability that in the next
six 18- to 29-year-olds surveyed, four will own a tablet?
The probability is ____
(Type an integer or a decimal. Round to four decimal places as
needed.)
b. What is the probability that in the next
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A recent survey reported that 57% to 18 to 29 year olds in a certain country...
A recent survey reported that 57% to 18 to 29 year olds in a
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complete parts a through e below.
a. What is the probability that in the next six 18- to
29-year-olds surveyed, four will own a tablet?
b. What is the probability that in the next
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