Reference no: EM131341927
The policy of the school in given Problem is that to graduate with a major in psychology, a student must have a grade point average of 2.5 or higher.
a. Based on the ungrouped scores shown in Problem, what percentage of current psychology majors needs to raise its grades?
b. Based on the frequency distribution of grouped scores, what percentage needs to raise its grades?
c. Explain the difference between the answers to parts a and b. education
Problem-
A small eastern college uses the grading system of 0-4.0, with 4.0 being the highest possible grade. The scores shown here are the grade point averages of the students currently enrolled as psychology majors at the college.
a. Construct a frequency distribution of grouped scores with approximately 10 intervals.
b. Construct a histogram of the frequency distribution constructed in part a.
c. Is the distribution skewed or symmetrical? If skewed, is it skewed positively or negatively?
d. Construct a stem and leaf diagram with the last digit being a leaf and the first digit a stem. Repeat stem values five times.
e. Which diagram do you like better, the histogram of part b or the stem and leaf diagram of part d? Explain.
Continuation of the planet wrox site
: Create the application and/or a web site for a business (choice is yours). You must use at least three (3) programming techniques discussed in this class. Should be database driven with at least 25 products/items/records. Data should be able to be b..
|
Define a geometric-mean reporter
: One potential problem with the simple definition of geometric mean is that any 0s in the input list will cause the output to be 0. Often, we ' d rather just ignore 0s. Using FILTER, modify your procedure in (a) to ignore 0s.
|
Discuss the database administrator for department store
: Imagine that you have been hired as the database administrator for a local department store. The department store has recently expanded by opening five (5) stores within your local region. They have also launched a series of marketing campaigns to..
|
Computerized analysis of yahoo annual reports
: Computerized Analysis of Yahoo's Annual Reports and Financial Statements Section 1: Accounting for decision making
|
Is the distribution skewed or symmetrical
: Is the distribution skewed or symmetrical? If skewed, is it skewed positively or negatively?- Construct a stem and leaf diagram with the last digit being a leaf and the first digit a stem. Repeat stem values five times.
|
Poor network documentation
: What are some of the best practices that are used to optimize networks and what might be some of the pitfalls that can arise from poor network documentation?
|
Which is called crisis consulting
: In your role as vice president of governmental affairs, your boss, the business's CEO, is considering retaining an outside consulting firm to assist the company with a government issue that it is facing. Jack Harris is the president of that firm, ..
|
Presentation for academic computing services
: The Baypoint Group (TBG) needs your help with a presentation for Academic Computing Services (ACS), a nationwide organization that assists colleges and universities with technology issues.
|
What will the shares sell for in the market today
: Rotary Bearings has just announced that their next dividend will be $2.25. In the announcement, management has projected that earnings will grow at 10 percent per year until the end of year 5, then slow to 5 percent for the following 5 years and then..
|