Example 8. In a survey of Magazine 10,000 families it was found that 4000families buy Magazine A, 2000 families buy Magazine B and 1000 families buyMagazine C. 5% families buy A and B, 3% buy B and C, 4% buy A and C. If 2%families buy all the three news papers, find the number of families which buy (1)A only (ü) B only (üi) none of A, B and C.

Answered: Image /qna-images/answer/456d7602-4342-4237-aa8d-4f85fcf8f700.jpg

Answered: Example 8. In a survey of Magazine…

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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Government funding: The following table presents the budget (in millions of dollars) for selected organizations that received U.S. government funding for arts and culture in both 2004 and 2006. Use a TI-84 calculator to answer the following. Organization 2004 2006 Smithsonian Institution 489 517 Corporation for Public Broadcasting 377 460 Institute of Museum and Library Services 262 247 Commission of Fine Arts 8 2 Advisory Council on Historic Preservation 4 5 Source: National Endowment for the Arts If two institutions have budgets that differ by 15 million dollars in 2004, by how much would you predict their budgets to differ in 2006? Round the answer to three decimal places.
Every day a school bus driver passes the same traffic light twice, once before school and once after. Each time he passes the light, he records if it is red, green, or yellow. Here is a summary of the data he got after 200 days. Traffic light before school red red red green green green yellow yellow yellow Traffic light after school red green yellow red green yellow red green yellow Number of days 25 38 12 34 36 11 16 13 15 Suppose the driver will continue recording the colors for 150 more days. In how many of these 150 days will the light be yellow exactly once? Use the data to make a prediction.
Section 1 4. The continuous random variable X has the following probability density function S{(1+æ), 0< x < 2; 0, fx (x) otherwise. The median, m, of a continuous random variable Y satisfies Pr(Y < m) = 0.5. Find the median of X. (Choose the option closest to the answer.) 0.8 1.4 1.2 1.6 1.0 Save For Later Next
3B.3.3 Please refer to the attached image for my question!
6.2
4. A doctor notices that in cities where more people get flu shots, the number of cases of flu decreases. This would be an example of: Group of answer choices A positive relationship A strong relationship A negative relationship A weak relationship
2. Mobile phone operator TELE2 has at least 4 tariffs: Brivais(B), Savejis(S), Smart(SM), Zelts(Z). In 2019Y the proportion of clients for each tariff is: B=5%; S=50%; SM-15%; Z=30%. Possible changes from one type of tariff to another for the following year are the following: to B to S to SM to Z from B 5% 2% 1% 1% 1% from S 3% 1% from SM 5% 5% from Z 5% 4% 3% Find initial distribution, Transition matrix (stochastic matrix), stationary distribution and plot a graph for transition of one step. bain ic the following

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