Customer Service Chat
Get quote & make Payment
ch 7 , Basic Statistics
.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
Posted Date: 3/3/2013 3:11:24 PM | Location : United States
Ask an Expert
ch 7 , Assignment Help, Ask Question on ch 7 , Get Answer, Expert's Help, ch 7 Discussions
Write discussion on ch 7
Your posts are moderated
Write your message here..
Importance of accounting, what are its objectives and limitation?
what are its objectives and limitation?
Dist4ibution, I want support about statistical distributions
I want support about statistical distributions
Correlation, what are the condition to use probable error
what are the condition to use probable error
Business statistics, importance of statistics
importance of statistics
#titletime series, importance of time series in statistics
importance of time series in statistics
Generally accepted accounting principles, Can the Depreciation on Assets be...
Can the Depreciation on Assets be recorded in Single Entry system? No, it cannot be possible. What do you mean by Computer Hardware? The computer is made with different co
Pebblemerchant, pebblemerchant program
Cosumer behaviour, consumer behaviour in accounting
consumer behaviour in accounting
Bartlett test, what are the statistics hypotheses for bartlett''s test for ...
what are the statistics hypotheses for bartlett''s test for exponential distribution?
Scale of measurement , which scale of measurement is used for Class size
which scale of measurement is used for Class size
Accounting Assignment Help
Economics Assignment Help
Finance Assignment Help
Statistics Assignment Help
Physics Assignment Help
Chemistry Assignment Help
Math Assignment Help
Biology Assignment Help
English Assignment Help
Management Assignment Help
Engineering Assignment Help
Programming Assignment Help
Computer Science Assignment Help
Why Us ?
~24x7 hrs Support
~Quality of Work
~Time on Delivery
~Privacy of Work
Human Resource Management
Literature Review Writing Help
Follow Us |
T & C
Copyright by ExpertsMind IT Educational Pvt. Ltd.