MATH 399N

MATH 399N - Statistics for Decision Making Week 6 iLab. Questions & Answers. (Rationales Provided)

-

3 pages

Written in 2020/2021

Grade A+

registered_nurse

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. 1. In excel, list the values of your bill for the last 12 months on one column. 2. Find the sample mean and sample standard deviation of your data. 3. Pick three bills from the last 12 months and change the values into z-scores. What does the z-score tell you abou...

-

3 pages

Written in 2022/2023

Intelligently

MATH 399N Week 6 Course Project, Part I MATH 399N Week 7 Course Project, Part II

-

2 items

Intelligently

MATH 399N Week 6 Assignment; Course Project Part 1; Confidence Intervals

-

5 pages

Written in 2022/2023

Intelligently

MATH 399N Week 7 Assignment; Course Project Part II; Hypothesis Testing

-

3 pages

Written in 2022/2023

Intelligently

MATH 399N Week 6 Assignment; Course Project Part 1; Confidence Intervals - High School Graduation Rates by State MATH 399N Week 7 Assignment; Course Project Part II; Hypothesis Testing - Claims about total births, deaths, marriages and divorces

-

2 items

Intelligently

MATH 399N Week 7 Assignment; Course Project Part II; Hypothesis Testing In Part II of this project, you will choose a data set, review claims and perform hypothesis testing and make a decision. You will then complete a write-up that includes the calculations. The government logs the number of documented births, deaths, marriages and divorces however it is possible to have undocumented cases. In part II of this project, you are going to test claims about total births, deaths, marriages and di...

-

6 pages

Written in 2022/2023

Intelligently

MATH 399N Week 6 Assignment; Course Project Part 1; Confidence Intervals - High School Graduation Rates by State

-

4 pages

Written in 2022/2023

Intelligently

MATH 399N Week 7 Assignment; Course Project, Part II; Hypothesis Testing - Births, Deaths, Divorce, and Marriages in the U.S

-

4 pages

Written in 2022/2023

Intelligently

MATH 399N Week 6 Assignment; Course Project, Part I; Confidence Intervals - Graduation Rates in 50 States

-

4 pages

Written in 2022/2023

Intelligently

MATH 399N Week 7 Assignment; Course Project, Part II; Hypothesis Testing Course Project Topic: Compare CIs of two mean scores

-

6 pages

Written in 2022/2023

Intelligently

Course Project, Part I Directions: Please review the two articles listed below. Confidence Intervals, Pt. 1: • url= Confidence Intervals, Pt. 2: • Introduction The article explains how to compare the CIs of two mean scores to draw a conclusion about whether or not they are statistically different. It also explains that researchers use samples that they assume truly represent the population. We compare the mean blood pressure of exercising and sedentary patients in this articl...

-

9 pages

Written in 2022/2023

Intelligently

1. Question: A linguistics expert is interested in learning about the amount of time people in his industry spend studying a new language. A random sample of 15people in his industry were surveyed for a hypothesis test about the mean time people studied a new language last year. He conducts a one-mean hypothesis test, at the 10%significance level, to test the recent publication that the amount of time people in his industry are studying a new language was 30minutes per week. dfdf t0.10t0.10 t0...

-

5 pages

Written in 2022/2023

Intelligently

MATH 399N All Discussions Week 1 - 8

-

11 items

Intelligently

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-Up Post Instructions Respond to at least two peers or one peer and the instructor. Further the dialogue by providing more information ...

-

2 pages

Written in 2022/2023

Intelligently

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 helps us make decisions based on data analysis." Briefly discuss how the news item or article meets this objective. Cite your references. Also, keep in mind and discuss how the impact of your study on your p...

-

2 pages

Written in 2022/2023

Intelligently

Initial Post Instructions Medical professionals can find relationships between variables. The more you drink alcohol, the less functionality of your liver. The less carbohydrates a person intakes, the lower their Body Mass Index. Data can be collected and organized as an ordered pair (x, y). The data can be analyzed to determine the type and strength of a correlation and to calculate a regression line in order to make a prediction. Use the internet to find a data set of ordered pairs. Key ter...

-

2 pages

Written in 2022/2023

Intelligently

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 helps us make decisions based on data analysis." Briefly discuss how the news item or article meets this objective. Cite your references. Also, keep in mind and discuss how the impact of your study on your p...

-

2 pages

Written in 2022/2023

Intelligently

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. 1. Is there a title that explains what the graph is displaying? 2. Are numbers on the axis spaced out proportionally or have they been varied to create a dramatic impression? 3. Is the graph too loud? Does it have too man...

-

3 pages

Written in 2022/2023

Intelligently

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 terms to search: Free Public Data Sets and Medical Data Sets. 1. Introduce your Data Set and Cite the Source. 2. Why was this data interesting to you? 3. Cal...

-

2 pages

Written in 2022/2023

Intelligently

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 helps us make decisions based on data analysis." Briefly discuss how the news item or article meets this objective. Cite your references. Also, keep in mind and discuss how the impact of your study on your p...

-

2 pages

Written in 2022/2023

Intelligently

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. 1. Introduce your Data Set and Cite the Source. 2. What trends do you notice in your data set? 3. Based on the trends and the history of your data set, make a claim. What kind of test (left, right, two tailed) would you have to complete? 4. Explain the st...

-

3 pages

Written in 2022/2023

Intelligently