Chi-square distribution

Reflection 30: Unexcused Absences ANOVA Methods An analysis of variance (ANOVA) test is used to evaluate statistically significant differences between two or more samples (Creighton, 2007). For this assignment, I tested the hypothesis stating there is a difference between the number of unexcused absences for ninth through twelfth grade students at North Panola High School (NPHS). To conduct my ANOVA test, I first obtained monthly absence data for ninth, tenth, eleventh, and twelfth grade…

Summary and Response to Oxfam Media Briefing: The Cost of Inequality: How Wealth and Income Extremes Hurt Us All It is widely accepted that economic inequality has reached unacceptable levels and that something must be done to eradicate such extreme inequality (Oxfam, 2013). There is ongoing debate, however, as to how best to tackle this issue. The OECD, IMF and World Bank argue that economic growth is the answer. Granted, they appear to have abandoned the…

Introduction: This Memo provides price and efficiency variances for Specialty Scientific’s manufactured product, the Magellan XS GPS device. Additionally, there is a brief overview of the company’s actions and suggestions for Specialty Scientific. The table below pertains to the Magellan XS. Information about the calculations for these numbers is provided in attachments. TABLE 1 Direct material/Direct Labor Navigation System Polarized Glass Plastic Casing Manufacturing Labor Hours Direct…

Living In Dubuque Iowa My cousin is moving to Dubuque this weekend from Chicago but she doesn’t believe that it is the right thing for her to do. But little do she know their are a lot of good things about this town. Such as all the good history that this town holds. Also there is a lot of fun things to do here as far as going snowboarding at sundown in the winter time. Or even going out enjoying the national parks like going to the Minds Of Spain or the Aubroritom. Dubuque has a lot of great…

Everybody wants to become rich; in fact, not everyone is rich. Some people are born under a rich family, but some are not. The one of the economic problems that America has is that there is a huge the difference between the average income of the top 1% of the population and the average income of the rest of the population. What can be done to minimize the gap between two groups? The solution is the rich people; they should not hold on to their wealth, but they should contribute part of their…

1. (a) I would observe the rent of all tenants in 4 areas and then compare the results. (b) I would use the mean value to determine the average amount of rent in all areas. (c) The mean values are: Area A: μ=1005.5; Area B: μ=887.0; Area C: μ=881.0; Area D: μ=945.5. 2. (a) I would use the column chart because we are comparing continuous data. (b) Average Monthly Rent (c) It appears that the monthly rent in Area A is higher than the…

believe that no one died in Tiananmen Square. Based on the evidence from the reading, I would infer that someone probably died in Tiananmen Square that day. The choice is up to you, as you will believe what you want to believe. Who is the audience? Throughout most of the article, it seems as if this would be a news article from a newspaper, as it's very persuasive and to the point. In addition, the article tells you what you want to hear - no one died in Tiananmen Square. This article would be…

moment. In Beijing in 1989, many students were upset with China and they felt that they needed to protest against the government. Time Magazine claims that this picture has a lot of effect on what people think actually happened that day in Tiananmen Square because of the fact that the Chinese government blocks out most of the information of what happened that day. “More than a quarter century after the massacre, the Chinese government’s extensive censorship apparatus — which employs two…

In the photo the photographer depicts a single man, although many stepped in front of the tank at different times of the day. This action represented a small sacrifice compared to the larger one that occurred in Tiananmen Square. This time no bloodshed occurred, only a silent protest that showed the students hadn’t given up and the threat of violence wouldn’t change their steadfast beliefs. Thanks in part of this photo, the region will always be known for the courageous students…

Ajay Devgan says, “By getting into distribution and production, I have actually widened my base” (Distribution Quotes, 2016). Distributions are all around us in the fields of programming, medical, the sciences in many of today colleges. For me, distributions occurred in the aspect of programming, childhood and motherhood. As a single mother with a son, distribution appears in many activities, such as college and taking care of my child. As a student in Trine University, statistics class has many…