The Flavel family decided it was time to buy two puppies. They were to choose from a litter of 8 bordercollies. There were 6 female puppies and 2 male puppies in the litter. Let X = the number of malepuppies chosen by the Flavel family.a) Construct the probability distribution for X, the number of male puppies chosen.b) Construct the probability distribution histogram for the number of male puppies chosen.c) Calculate E(X), the expected number (mean) of male puppies chosen.d) Calculate o, the standard deviation for the number of male puppies chosen.

Answered: The Flavel family decided it was time…

A First Course in Probability (10th Edition)

10th Edition

ISBN:9780134753119

Author:Sheldon Ross

Publisher:Sheldon Ross

Chapter1: Combinatorial Analysis

Section: Chapter Questions

Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...

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Similar questions

According to a health publication, 16.5% of persons under the age of 65 have no health insurance coverage. Suppose that four persons under the age of 65 are randomly selected. a. Determine the probability distribution for the number, X, who have no health insurance coverage. b. Determine and interpret the mean of X.
A bowl contains 24 pieces of fruit, 6 oranges and 18 apples. Two pieces of fruit are randomly selected without replacement. The random variable X = # of apples selected. Determine the probability distribution for the random variable X.
Let the random variable x represent the number of girls in a family of 3 children. Construct a table describing the probability distribution, then find the mean and SD. Is it unusual for a family of 3 children to consist of 3 girls
The histogram below gives the length of service of members of the Department of English at a particular university. The classes, in years of service, are 0−−4.9, 5−−9.9, etc., and the vertical axis represents the number of faculty. 1) What percent of the department faculty have less than 15 years of service? 2) If a member of the department is chosen at random to serve on a university committee, what is the probability (in decimal form) that the chosen representitive will have between 5 and 45 years of service? 3) What is the probability the representative above will have less than 20 years of service given that the person has less than 25 years of service?
In a pastry shop in a small town, the probability that a customer buys apple tarts is0.45, the probability they buy an apple pie is 0.69 and the probability that they buy bothan apple tart and an apple pie is 0.27. A customer is chosen at random.i. Find the probability that they buy an apple tart or an apple pie. ii. Given that a customer buys an apple pie, what is the probability that they alsobuy an apple tart? b) The weight of a green forest frog has a normal distribution with mean 150.3 g and astandard deviation of 5g. Find the probability that a randomly selected frog weighsi. Less than 153g ii. Between 150 g and 158 g c) The random variable X is normally distributed such that X~N(?, 12). It is known that?(? > 32) = 0.0618. find the value of ?.
6. The probability that a randomly chosen adult resident of Bayview city owns a boat is 0.16. The probability that a randomly chosen adult rents an apartment is 0.30. The probability that the adult owns a boat given they rent an apartment is 0.20. Find the probability that a randomly chosen adult rents an apartment and owns a boat.
Construct a probability distribution for tossing two coins. Let x represents the number of tails.
Construct a probability distribution curve for the experiment and random variable. a. EXPERIMENT: Randomply picking 3 children in an orphanage with equal number of boys and girls to join a family. (B = boy ; G = girl) b. RV: Y which represents the number of girl to be picked.
A gender-selection technique is designed to increase the likelihood that a baby will be a girl. In the results of the gender-selection technique, 962 births consisted of 490 baby girls and 472 baby boys. In analyzing these results, assume that boys and girls are equally likely. a. Find the probability of getting exactly 490 girls in 962 births. b. Find the probability of getting 490 or more girls in 962 births. If boys and girls are equally likely, is 490 girls in 962 births unusually high?
b. A survey of teenagers showed that 75% of them spend their pocket money on clothing. Find the probability that among the 6 teenagers selected at random, at most 2 spend their pocket money on clothing.
67% of LaGuardia students are female. A random sample of 6 students is to be selected. Let the random variable X be the number of female students in a sample. a. What is the probability that out of 6 randomly selected students at most 2 are male? b. Find the average number of female students per sample if a large number of random samples of 20 students were selected.

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