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

Application of interpolation and extrapolation, Application Interpolati...

Application Interpolation and extrapolation are widely used by businessmen, administrators, sociologists, economists and financial analysts. While interpolation hel

Find regular grammar for given regular expression, find regular grammar for...

find regular grammar for the following regular expression: a(a+b)*(ab* +ba*)b

Actaap released item booklet april 2010 grade 8, what is the least number o...

what is the least number of faces and bases the paperweight could have?

Simple harmonic motion, prove that the composition of two simple harmonic o...

prove that the composition of two simple harmonic of the same period and in the same straight line is also a simple harmonic motion of the same period.

Example of adding signed numbers, Example of Adding signed numbers: E...

Example of Adding signed numbers: Example: (2) + (-4) =      Solution: Start with 2 and count 4 whole numbers to the left. Thus: (2) + (-4) = -2 Adding

Detremine the surface area to the nearest inch, If a tabletop has a diamete...

If a tabletop has a diameter of 42 in, Detremine the surface area to the nearest inch? (π = 3.14) a. 1,384 in 2 b. 1,319 in 2 c. 1,385 in 2 d. 5,539 in 2 c. Th

Matrix of r, Let R be the relation on S = {1, 2, 3, 4, 5} defined by R =...

Let R be the relation on S = {1, 2, 3, 4, 5} defined by R = {(1,3); (1, 1); (3, 1); (1, 2); (3, 3); (4, 4)}. (b) Write down the matrix of R. (c) Draw the digraph of R.

Find out arc length - applications of integrals, Find out the length of y =...

Find out the length of y = ln(sec x ) between 0 x π/4. Solution In this example we'll need to use the first ds as the function is in the form y = f (x). So, let us g

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