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Two different numbers are taken from the set The probability that their sum and positive difference are both multiple of 4 is then equals ____.
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Practice questions from similar books
Question 1
A multiple choice examination has 5 questions. Each question has three alternative answers of which exactly one is correct. The probability that a student will get 4 or more correct answers just by guessing isQuestion 2
An urn contains 4 white and 3 red balls. Let X be the number of red balls in a random draw of three balls. Find the mean and variance of X.Question 3
Let X denote the number of hours you study during a randomly selected school day The probability that X can take the values x. has the following form, where k is some unknown constant.\displaystyle{P}{\left({X}={x}\right)}={\left\lbrace{0}.{1}{\quad\text{if}\quad}{x}={0},{k}{x}{\quad\text{if}\quad}{x}={1},{2}{k}{\left({5}-{x}\right)}{\quad\text{if}\quad}{x}={3}{\quad\text{or}\quad}{4},{0}{o}{t}{h}{e}{r}{w}{i}{s}{e}\right.}
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| Question Text | Two different numbers are taken from the set The probability that their sum and positive difference are both multiple of 4 is then equals ____. |
