Online TA Profiles
Changping Wang, MA
OTA ID#: 103300
| Education Experience: |
BSc , Mathematics, Wuhan Univ. China, 1989 MA, Mathematics, Shandong Univ., 1992 |
|---|---|
| Focus of Study: | I am working towards my PhD in Mathematics at Dalhousie University. |
| Awards: | First place in teaching contest of young teachers in Wuhan Univ. in 1997.
Awarded scholarship at Dalhousie University. |
| Publications: | I have published 14 academic papers. |
| Work Experience: | I had been teaching in Wuhan University in China for ten years. |
| Skills & Achievements: | I am working towards my PhD degree at Dalhousie University now. |
| Career Interests: | Upon my completion my PhD, I plan to do my postdoctor in CA or USA. |
| Outside Interests: | I like listening to music, playing table tennis and so forth. |
| Additional Information: | I am working as a teaching assistant at Dalhousie University now. |
| Message to Students and/or Parents: |
Learning never stops. |
| Postings Answered: | 6131 |
| Cumulative OTA Rating: | 4.9/5 What is OTA Rating? |
- Statistic Samples - Perform hypothesis testing on one variable's data. (Choose either the intrinsic or extrinsic column.) Perform a t-test by formulating a null and an alternative statement, choosing an acceptable signif ...
- Significance Levels - For many years TV executives used the guideline - For many years TV executives used the guideline that 30 percent of the audience were watching each of the prime-time networks and 10 percent were cable stations on a weekday night. A random sample of ...
- They race over a part of the course several times. Below are the sample times in minutes. at the .05 significance level, can we conclude that there is a difference in their mean times? - 11-38 Two boats, the Prada (Italy) and the Oracle (U.S.A.), are competing for a spot in the upcoming America's Cup race. They race over a part of the course several times. Below ar4e the sample t ...
- A large candy manufacturer is concerned that the mean weight of their Chunky Chocolate Crisp bar is not greater than 4.3 ounces. - A large candy manufacturer is concerned that the mean weight of their Chunky Chocolate Crisp bar is not greater than 4.3 ounces. It can be assumed that the population standard deviation is .03 ounces ...
- Director of Human Resources for PNC, Inc. - As part of a study of corporate employees, the Director of Human Resources for PNC, Inc. wants to compare the distance traveled to work by employees at their office in downtown Cincinnati with the dis ...
- Parametric and Nonparametric Data Identification - Label each of the following situations "P" if it is an example of parametric data or "NP" if it is an example of nonparametric data. 1. In a comparison of two towns, is the average height of its resi ...
- Population Mean - A processor of carrots cuts the green top off each carrot, washes the carrots, and inserts six to a package. Twenty packages are inserted in a box for shipment. To test the weight of the boxes, a few ...
- Why is a t-statistic as opposed to a z-statistic used to test small samples? - Why is a t-statistic as opposed to a z-statistic used to test small samples? Does the choice of test statistic alter how you employ the 5-step hypothesis testing procedure? When testing two p ...
- A number of minor automobile accidents occur at various high-risk intersections... - A number of minor automobile accidents occur at various high-risk intersections in Teton County despite traffic lights. The Traffic Department claims that a modification in the type of light will redu ...
- Probability distribution - I need a narrative report explaining the concept of probability distribution. I do not understand so please in its simplest terms explain the following: How you would use the concept of probabili ...
- Probability Distribution - I need steps on how to tackle the problem. I am lost completely on what to do. Please explain as much as possible. The documents I have provided is the only information given to me. 1. How you w ...
- Heart Disease and Cancer : Plotting Graphs Using Excel, Trends and Making Predictions - You have been invited to present statistical information at a conference. To prepare, you must perform the following tasks: The following data was retrieved from www.cdc.gov. It represents the n ...
- Arithmetic - 4) CLASSIC PROBLEM - A traveling salesman (selling shoes) stops at a farm in the Midwest. Before he could knock on the door, he noticed an old truck on fire. He rushed over and pulled a young lady out ...
- Statistics : Hypothesis Testing on Multiple Populations, Confidence Intervals and Significance Levels - Hypothesis Testing on Multiple Populations 6. The Course Manager for AMBA 601 wants to use a new tutorial to teach the students about business ethics. As an experiment she randomly selected 15 stud ...
- Please show all calculation on excel so that I can follow the method to calcuate the results. Thanks - 15.26 A study regarding the relationship between age and the amount of pressure sales personnel feel in relation to their jobs revealed the following sample information. At the .01 significance level ...
- What is the difference between an equation and an expression? - Can I get some help for me to understand what is the difference between an equation and an expression? Can you solve for a variable in an expression? Could you explain. Cn you solve for a variable in ...
- Review for final problem 10 - 10. Two airlines offer conveniently scheduled flights to the airport nearest your corporate headquarters. Historically, flights have been scheduled as reflected in this transition matrix. Current ...
- Probability - 1. How many ways can 15 girls be chosen to form a baseball team (need 9 players)? 5005 1,816,214,400 24 135 3. Use this table to answer questions #3 through #6. ...
- Relationship between job pressure and age - A study regarding the relationship between age and the amount of pressure sales personnel feel in relation to their jobs revealed the following sample information. At the .01 significance level, is th ...
- Regression Analysis - Using Excel as your processing tool, work through three simple regression analyses. First run a regression analysis using the BENEFITS column of 288 data points in the AIU data set as the independ ...
