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

Managerial accounting homework, Your friend Jose is trying to decide whethe...

Your friend Jose is trying to decide whether to buy or lease his next vehicle. He has gathered information about each option but is not sure how to compare the alternatives. Purcha

Classification of raw data with example tables, Classification of raw data ...

Classification of raw data on the basis of homogeneous characteristics

What is Accrued expenditures or expenses, Costs or expenses that connect wi...

Costs or expenses that connect with the appropriate identification requirements of the finance type engaged but have not been compensated. Acquired expenses are required to be comp

Estimate the cost of producing, Consider the manufacturing system presented...

Consider the manufacturing system presented in the article by Yu and Bricker (1993). The management would like to purchase new machine tools more reliable and more high accuracy

Electric fields, what is the electric field at point x if q=7*10^-6 C d=6m

what is the electric field at point x if q=7*10^-6 C d=6m

Determine the probability - standard deviation & mean , 1. This question ha...

1. This question has multiple parts. For a distribution of scores with = 82 and standard deviation = 2.5, find the following: (Don't forget to sketch the normal curve to help

Marginal costing , HOW DO U CALCULATE VARIABLE SELLING AND ADMINISTRATIVE ...

HOW DO U CALCULATE VARIABLE SELLING AND ADMINISTRATIVE EXPENSES IF GIVEN MARKETING COSTS ADVERTSING P6000 PER MONTH SALES PERSONNEL SALARIES AND COMMISSION R 80000 PER MONTH PLUS

What is the minimax regret and probabillity, Flifla sells tomatoes every da...

Flifla sells tomatoes every day in Suk al Marqazi, the downtown fruit and vegetable market. He finds that he can order tomatoes in crates of 25 kg and he is able to stock a maximum

Stistics, what are the function of statistics in business onganizations?

what are the function of statistics in business onganizations?

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