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

Caselets, how are indian customers visiting shoppers stop any different fro...

how are indian customers visiting shoppers stop any different from customers of developed western countries

Probability, two coins are flipped once.what is the probability of getting ...

two coins are flipped once.what is the probability of getting two tails?

What is a set, A set can define as a precise group of distinct objects. Wel...

A set can define as a precise group of distinct objects. Well-defined group means that there be a principle with the help of which it is probable to tell whether a given object rel

Characteristics and limitations of moving average, Characteristics and Limi...

Characteristics and Limitations of moving average Characteristics of moving average 1) The more the number of periods in the moving average, the greater the smoothing

Farmer counting grasshoppers in his fields, Farmer counting grasshoppers in...

Farmer counting grasshoppers in his fields, probably not normally distributed due to growing conditions. After various rows the mean number of grasshoppers is 57 SD 12. What will b

Collecting and interpreting data, Q. How to Collecting and interpreting dat...

Q. How to Collecting and interpreting data? Ans. Collecting and interpreting data is the most important job of a statistician. There are many types of studies and differe

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