Create the venn diagram, Applied Statistics

Create the Venn diagram:

A   - you work for an insurance company.  80% of your company's staff is sales force and 70% of your company's sales is force is male. in your company as whole , 60 % of the staff is male .

1-Create the Venn diagram for this data (unite draw two circles, on represent male and the other represent on the sale force.

2- what portion of your company's staff is male and on the sales force?

3- What portion of your company's staff is female and on the sales forces?

 

B About 55% of emergency room visits are unnecessary, assuming each emergency room visit is independent.  (Hint: first define the random variable x then write the objective of each question in terms of x.

1 if you randomly select 15 patients from those visiting the emergency department what is the chance that all of them need tobe in the emergence.

2 What is expected number from the 15 randomly selected patients, who do not need to be in the emergency room and what is the standard deviation of the number?

3 Suppose the distribution of unnecessary emergency room visits can be approximated by normal distribution what is the probability that at least two of them need be in the emergency room?

Posted Date: 2/14/2013 2:01:21 AM | Location : United States







Related Discussions:- Create the venn diagram, Assignment Help, Ask Question on Create the venn diagram, Get Answer, Expert's Help, Create the venn diagram Discussions

Write discussion on Create the venn diagram
Your posts are moderated
Related Questions
What is an interaction? Describe an example and identify the variables within your population (work, social, academic, etc.) for which you might expect interactions?

Rank Correlation Sometimes the characteristics whose possible correlation is being investigated, cannot be measured but individuals can only be ranked on the basis of the chara

Coefficient of Determination The coefficient of determination is given by r 2 i.e., the square of the correlation coefficient. It explains to what extent the variation

Theories of Business forecasting

Why are graphs and tables useful when examining data? A researcher is comparing two middle school 7th grade classes. One class at one school has participated in an arts program

Chi Square Test as a Distributional Goodness of Fit In day-to-day decision making managers often come across situations wherein they are in a state of dilemma about the applica

Statistics Can Lead to Errors The use of statistics can often lead to wrong conclusions or wrong estimates. For example, we may want to find out the average savings by i

Asymmetric proximity matrices Immediacy matrices in which the off-diagonal elements which are, in the i th row and j th column and the j th row and i th column, are not essent

Methods of Forecasting  Various techniques which are generally used in business forecasting are as under: 1.      Forecasting  through the opinion of heads  of department

what are the characteristics of research tool?