User Account

All Pages

chapter 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

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

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:- chapter 7

Estimate the parameters of the normal distribution, The sizes of 15 Califor...

The sizes of 15 California earthquakes are given below. 6.8   6.6  7.5  6.2  6.5  7.1  8.3  5.9  6.1  6.9  7.0  6.2  5.9  6.3  7.3 (a)  Assuming normal distribution for the s

Problem Set, I have an assignment requiring SPSS analysis and ANOVA. Can y...

I have an assignment requiring SPSS analysis and ANOVA. Can you do this assignment due by Aug 13. There are three sets of questions for each lesson totaling 3 assigned chapters.

Quantitative research methods, I have four assignments that are due tomorro...

I have four assignments that are due tomorrow. Can you help?

Mean and standard deviation, We have two applicants who are applying for a ...

We have two applicants who are applying for a job. They both took the high school exit exam, but different ones. Shannon took the ACT and scored 26, Frank took the SAT scored 1350.

Assignment, Discuss about the scalling techniques

Discuss about the scalling techniques

Chi-square of homogeniety, who invented it?

who invented it?

CALCULATIONS, CALCULATIONS OF MEAN USING PHSTAT

CALCULATIONS OF MEAN USING PHSTAT

HISTORIGRAM, #definition

#definition

Current development project and presentation , review the financial disclos...

review the financial disclosures for two publicly traded companies. Identify recently promulgated (or proposed) accounting pronouncements that have an impact on the companies. In a

What is the probability that a major defect is detected, Back to the worksh...

Back to the workshop the previous problem but assuming that in each of the three stages of development, there is a certain probability that a major defect is detected. When such a

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: +1-415-670-9521

Phone: +1-415-670-9521

Email: [email protected]

TERMS & POLICIES

HELP & SUPPORT

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