Find out the probability, Mathematics

Assignment Help:

a)  A husband and wife appear in an interview for two vacancies in the same post.  The probability of husband's selection is 1/7 and that of wife's selection is 1/5. 

What is the probability that 

i) Both of them will be selected 

ii) Only one of them will be selected  

ii) None of them will be selected   

b)  In a factory, Machine A produces 30% of the output.  Machine B 25% and Machine C produces the remaining 45%.  1% of the output of Machine A is defective, 1.2% of B's and 2% of C's.  In a day's run the three machines produces 10,000 items.  An item is drawn at random from a day's output and is defective. 

What is the probability that it was produced by 

i) Machine A     

ii) Machine B    

iii) Machine C


Related Discussions:- Find out the probability

Mechanical vibrations, This time we are going to take a look at an applicat...

This time we are going to take a look at an application of second order differential equations. It's now time take a look at mechanical vibrations. In exactly we are going to look

What is deductive reasoning, What is Deductive Reasoning ? Geometry is...

What is Deductive Reasoning ? Geometry is based on a deductive structure -- a system of thought in which conclusions are justified by means of previously assumed or proved sta

Trig/cosine/sine rule etc, #questiThe elevation of a telecommunication mast...

#questiThe elevation of a telecommunication mast from two points, one due North of the tower and the other South of it are 21.2 degrees and 24.3 degrees respectively, and the two p

Integration, integral 0 to 4 integral 0 to y root of 9+ysquredxdy

integral 0 to 4 integral 0 to y root of 9+ysquredxdy

Evaluate the area of the region, Evaluate the area of the region. a...

Evaluate the area of the region. a. 478 units 2 b. 578 units 2 c. 528 units 2 d. 428 units 2   b. Refer to the diagram to evaluate the area of the shaded

Developing estimation skills in maths, DEVELOPING ESTIMATION SKILLS :  A s...

DEVELOPING ESTIMATION SKILLS :  A study was done with some Class 3 and Class 4 children of five village schools to gauge how well they had understood the standard algorithms. The

Do all our activities involve mathematics?, Do All Our Activities Involve M...

Do All Our Activities Involve Mathematics? :  The answer to this is 'yes' and 'no'. For those who look for mathematics and know where to look for it, it is 'yes'. For those who do

Homework, Euler''''s Constant (e) Approximate the number to the one hundred...

Euler''''s Constant (e) Approximate the number to the one hundredth, one ten-thousandths, and one one-hundred-millionth.

Coefficient of correlation denoted, Coefficient of Correlation Denoted ...

Coefficient of Correlation Denoted There are two methods which measure the degree of correlation among two variables these are denoted by R and r. (a) Coefficient of correl

Give the introduction to scientific notation, Give the Introduction to Scie...

Give the Introduction to Scientific Notation? In mathematics, it can be very difficult and time-consuming to do calculations involving very large and very small numbers. This i

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd