User Account

All Pages

ch 7 , Basic Statistics

Assignment Help:
.A study of long term phone calls made from general electricss corporate headquarters in fairfeild, conneticuit, revealed the length of the calls, in minutes follows the normal probability distribution. the mean length of time per call was 4.2 minutes and the standard deviation was .60 minutes. a. what fraction of calls last between 4.2 and 5 minutes B. what fraction of calls last more than 5 minutes C. what fraction of the calls last between 5 and 6 minutes D. what fraction of the calls last between 4 and 6 minutes E. as part of her report to the president the director of communications would like to report the length of the longest 4% of calls what is the time

2.The funds dispersed at the atm machine located near the checkout line at the krogers in union kentucky follows normal probability distribution with a mean of 4200 per day and a standard deviation of 720 per day. The machine is programmed to notify the nearby bank if the amount is very low( less than 2500) or very high( more than 6000) A. what percent of the days will the bank be notified because the amount dispensed is very low B. what is the percent of time will the bank be notified because the amount dispensed is to high C. what perfcent of the time will the bank not be notified regarding the amount dispersed

3. The price of shares of bank of florida at the end of trading each day for the last year followed the normal distribution. Assume there were 240 trading days in the year. The mean price was 42.00 per share and the standard deviation was 2.25 per share A. what percent of the days was the price over 45.00, How many days would you estimate B. What percent of days was the price between 38 and 40 C. what was the stock price on the highest 15% days

Related Discussions:- ch 7

Calculate the rates of return and standard deviations, 1. Stock A and B hav...

1. Stock A and B have the following probability distributions: ECONONOMY                    PROBABILITY                      K(A)                       K(B) Boom

Closing Stock , How to calculate closing stock in Tally while we are postin...

How to calculate closing stock in Tally while we are posting with inventory.

Hypothesis testing, After analyzing the data the researcher has to test ten...

After analyzing the data the researcher has to test ten hypotheses various tests such as chi square test t test have been developed by statisticians for the purpose. The hypotheses

Biostatics, A national study found that treating people appropriately for h...

A national study found that treating people appropriately for high blood pressure reduced their overall mortality by 20%. Treating people adequately for hypertension has been diffi

Arithmetic mean, How do I find the mean when the question is in a table for...

How do I find the mean when the question is in a table format?2 rows with 8 columns, Do I name them X and Y then do them?

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

Internal rates of return , A consumer product firm finds that its brand of ...

A consumer product firm finds that its brand of laundry detergent is losing market share, so it decides that it needs to "freshen" the product. One strategy is to maintain the curr

Homophone disambiguation-unigram-bigram model , The BBC hosts a homophone q...

The BBC hosts a homophone quiz on its website; your task for this lab is to develop an automatic method for completing the quiz, with the aim being to get as high a score as possib

Definition of management accounting, Definition of Management Accounting ...

Definition of Management Accounting According to the Chartered Institution of Control Agency (CIMA), Control Sales is "the procedure of recognition, statistic, build up, researc

Introduction of management accounting, Introduction of Management Accountin...

Introduction of Management Accounting Management accounting or managing sales is worried with the conditions and use of sales details to professionals within companies, to off

Write Your Message!

Captcha
Order Assignment

Featured Services

Order Now

Popular Subjects

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!

Submit Assignment

Academics

Major Subjects

Majors

Get In Touch

whatsapp: +91-977-207-8620

Phone: +91-977-207-8620

Email: [email protected]

TERMS & POLICIES

HELP & SUPPORT

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd