subject
Mathematics, 02.04.2020 16:00 sanafarghal

Suppose that a box contains 30 blue blocks and 20 yellow blocks, and we randomly pick 5 blocks fromthe box. Let X be the random variable denoting the number of blue blocks that are picked. Consider thefollowing two situations:(a) We choose the 5 blocks with replacement.(i) Does X follow a Binomial or a Hypergeometric distribution?(ii) What is the probability mass function (PMF) for X?(iii) What is the Expected value, Variance, and Standard deviation of X?(b) We choose the 5 blocks without replacement.(i) Does X follow a Binomial or a Hypergeometric distribution?(ii) What is the probability mass function (PMF) for X?(iii) What is the Expected value, Variance, and Standard deviation of X?

ansver
Answers: 1

Another question on Mathematics

question
Mathematics, 21.06.2019 16:30
Mexico city, mexico, is the world's second largest metropolis and is also one of its fastest-growing cities with a projected growth rate of 3.2% per year. its population in 1991 was 20,899,000 people. use the formula p = 20.899e0.032t to predict its population p in millions with t equal to the number of years after 1991. what is the predicted population to the nearest thousand of mexico city for the year 2010?
Answers: 2
question
Mathematics, 21.06.2019 19:00
Eis the midpoint of line segment ac and bd also line segment ed is congruent to ec prove that line segment ae is congruent to line segment be
Answers: 3
question
Mathematics, 22.06.2019 00:30
Simplify the given expression leaving the answer in improper fraction form. 2/3+5/6
Answers: 2
question
Mathematics, 22.06.2019 01:30
Recall that two angles are complementary if the sum of their measures is? 90°. find the measures of two complementary angles if one angle is twenty dash nine times the other angle.
Answers: 2
You know the right answer?
Suppose that a box contains 30 blue blocks and 20 yellow blocks, and we randomly pick 5 blocks fromt...
Questions
Questions on the website: 13722361