Calculate the probability - contingency table, Mathematics

1) A survey was done where a random sample of people 18 and over were asked if they preferred comedies, dramas, or neither. The information gathered was broken down by age group and the following contingency table was made.
Age Group

Movie Type

18-24

25-34

35 or older

Comedy

20

25

10

Drama

20

20

30

Neither

10

15

15


A person is selected at random,

a) Determine the probability that they prefer Dramas given they are age 25-34.

b) Determine the probability that they are 18-24 given that they prefer neither comedy nor drama.

Posted Date: 3/7/2013 2:20:16 AM | Location : United States







Related Discussions:- Calculate the probability - contingency table, Assignment Help, Ask Question on Calculate the probability - contingency table, Get Answer, Expert's Help, Calculate the probability - contingency table Discussions

Write discussion on Calculate the probability - contingency table
Your posts are moderated
Related Questions
use the Pythagorean Theorem to find the length of the missing side. Then find the indicated trigonometric function of the given angle. give an exact answer with a rational denomina

The scores of students taking the ACT college entrance examination are normally distributed with a mean m = 20.1 and a standard deviation s = 5.8. A single student is selected a

how can i learn fast in multiplication table

find the number of ways 17 employees can b chosen from 327

Find the probability of drawing a diamond card in each of the two consecutive draws from a well shuffled pack of cards, if the card drawn is not replaced after the first draw

what is the value of zero to the power raised to zero?


Sketch the direction field for the subsequent differential equation. Draw the set of integral curves for this differential equation. Find out how the solutions behave as t → ∞ and

Find the normalized differential equation which has { x, xe^x } as its fundamental set

The perimeter of a rectangle is 21 inches. What is the measure of its width if its length is 3 inches greater than its width? Let x = the width of the rectangle. Let x + 3 = th