Evaluate the probabilities, Basic Statistics

Assignment Help:

Problem:

a. According to a Business week poll of 1035 adults, 40% of those surveyed agreed strongly with the proposition that business has too much power over American life (Business Week, September 2000). Assume this percentage is representative of the true population. In a sample of 10 individuals taken from the population, what is the probability that at least five of these individuals will feel that business has too much power over American life?

b. Suppose phone calls for assistance arrive at a rate of 48 per hour at the complaints desk of a company's after sale service department.

i. Compute the probabilities of receiving exactly 10 calls, 15 calls and 20 calls in 15 minutes.

ii. Suppose no calls are currently on hold. If the agent takes five minutes to complete the current call, how many callers do you expect to be waiting by that time? What is the probability that: (a) none and (b) exactly two will be waiting?

iii. If no calls are currently being processed, what is the probability that the agent can take three minutes for personal time without being interrupted by a call? What is the probability that he will receive only one call during these three minutes?


Related Discussions:- Evaluate the probabilities

Cost accounting , is direct costing variable, relevant or prime costing

is direct costing variable, relevant or prime costing

Calculate the numerical value- draw the casual tree, A, Explain how a perso...

A, Explain how a person can be free to choose but his or her choices are casually determined by past event B , Draw the casual tree for newcomb's problem when Eve can't perfectl

Time series, explain tthe two uses of time serie, and the four components o...

explain tthe two uses of time serie, and the four components of time series?

Calorimetry, How do I calculate the temperature change of a sample?

How do I calculate the temperature change of a sample?

Biostatistics, when testing hypothesis is the level of significanc the type...

when testing hypothesis is the level of significanc the type error I?

Automated clearing house (ach) , Automated clearing house (ach) A across ...

Automated clearing house (ach) A across the country settlement and selection program that provides for automated submission and arrangement of resources. Although the phrase Elec

What is degrees of freedom, What is  Degrees of Freedom : While comparing ...

What is  Degrees of Freedom : While comparing the calculated value of X2 with the table value we have to determine the degrees of freedom. By degrees of freedom we mean the number

Statistics in plural and singular form, how to deffine statistics in plura...

how to deffine statistics in plural and singilar form

Autocorrelation, at what p-value do we reject the null hypothesis for the D...

at what p-value do we reject the null hypothesis for the Dublin-Watson test

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