MATH 399N (MATH 399N)

Read/review the following resources for this activity: Textbook: Chapter 9 (All Sections) Lesson Minimum of 1 scholarly source Initial Post Instructions After reviewing data from a sample, an inference can be made about the population. For example, Find a data set on the internet. Some suggested search terms: Free Data Sets, Medical Data Sets, Education Data Sets. Introduce your Data Set and Cite the Source. What trends do you notice in your data set? Based on the trends and the history of yo...

This assignment is worth 50 points. Please review the grading rubric to determine how points are distributed throughout the assignment. Statistical Concepts: Data Simulation Confidence Intervals Normal Probabilities Short Answer Writing Assignment All answers should be complete sentences. We need to find the confidence interval for the SLEEP variable ... Then we can use a calculator to find the interval, (x – E, x E). First, find the mean. Under that column, in cell E37, t...

Read/review the following resources for this activity: Textbook: Chapter 8 (All Sections) Lesson Minimum of 1 scholarly source Initial Post Instructions Find an example of a confidence interval in the news, scholarly source or medical journal. Summarize the article/study. Does the article/study include the sample size and the level of confidence used to create the confidence interval? Explain what the confidence interval means in context of the news article or scholarly source. Follow-U...

Read/review the following resources for this activity: Textbook: Chapter 6 (All Sections) Lesson Minimum of 1 scholarly source Initial Post Instructions Log onto website where you can observe your service bill for the last 12 months (electric bill, cell phone bill, water bill, etc.). If you do NOT feel comfortable sharing this data, you can make up values. In excel, list the values of your bill for the last 12 months on one column. Find the sample mean and sample standard deviation of your...

This assignment is worth 50 points. Please review the grading rubric to determine how points are distributed throughout the assignment. Statistical Concepts: Probability Binomial Probability Distribution Calculating Binomial Probabilities Open a new Excel worksheet……………continue Plotting the Binomial Probabilities Create plots for the three binomial distributions above. You can create the scatter plots in Excel by selecting the data you want plotted, clicking on INSE...

MATH 399N Week 3 Graded Discussion; Statistics and Probability in the News Read/review the following resources for this activity: Textbook: Chapter 3 (All Sections) Lesson Minimum of 1 scholarly source Initial Post Instructions Keep your eyes and ears open as you read or listen to the news this week. Find/discover an example of statistics & probability in the news to discuss the following statement that represents one of the objectives of statistics analysis: "Statistics and Probability...

This assignment is worth 50 points. Please review the grading rubric to determine how points are distributed throughout the assignment. Statistical Concepts: Using Excel Graphics Shapes of distributions Descriptive statistics NOTE: Directions for all labs are given based on Excel 2013 for Windows. If you have another version of Excel, you may need to research how to do the same steps. Data in Excel Excel is a powerful, yet user-friendly, data analysis software package. You can la...

Read/review the following resources for this activity: Textbook: Chapter 2 Lesson Minimum of 1 scholarly source Initial Post Instructions After exploring different types of graphs this week, it is unfortunate to learn that there are sometimes misleading graphs used in the news, politics, medicine, etc. in order to sway a decision or belief. Some items to watch out for in graphs area. Is there a title that explains what the graph is displaying? Are numbers on the axis spaced out proporti...

Read/review the following resources for this activity: Textbook: Chapter 1 (All Sections), 2 (Sections 2.5 - 2.7) Lesson Minimum of 1 scholarly source Initial Post Instructions When data is collected, the most common calculations computed are the Measures of Central Tendency, mean, median and mode. It is important to know how to compute these values and it is also extremely important to know what these values mean in context of the data set. Use the internet to find a data set. Key t...