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

A m, what is the relationship between the variance and the standard deviati...

what is the relationship between the variance and the standard deviation?

Management accounting, CRSL has a large auditorium which can cater for 300 ...

CRSL has a large auditorium which can cater for 300 people and is ideal for formal balls and functions. The auditorium can also be reconfigured to cater for 100 people. The Seasons

Describe the relationship between gender and course of study, In Ireland, D...

In Ireland, Davoren et el (2015) report that that 65.2% of male University students self-reported alcohol consumption levels which are classified as hazardous. A random sample of

Define accounting Actuarial basis , A basis used in processing the quantity...

A basis used in processing the quantity of advantages to be created regularly to a finance or consideration so that the complete advantages plus the complicated income thereon will

General journal, Can you do my accounting assignment?

Can you do my accounting assignment?

Normal distribution probabllity, The annual precipitation amounts in a cert...

The annual precipitation amounts in a certain mountain range are normally distributed with a mean of 89 inches, and a standard deviation of 16 inches. What is the probability that

Time series, what are the uses of time series

what are the uses of time series

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