Ordinary least squares

to determine the order amount according to the formulas (1) - (4). This can be done by estimating mean and standard deviation directly out of the sample with the method of moments or as a function of hypothetical explanatory variables using ordinary least squares (OLS) regression. The Small Data-Driven Newsvendor In practice, the true underlying…

The methods used in study were cross-tabulations with chi squares to determine if race and gender have a significant effect on attitudes towards capital punishment. The findings revealed that there is a significant relationship between race and views towards capital punishment. With white respondents at 72% and…

forward to the part where Barack’s mum throws the magical beans out of the window, because that’s the part where the story was lost. When Barack woke that morning he looked out through the splintering wood in the barn rafters. Nothing was out of the ordinary. The land was still green, the sky was still blue and there was no giant beanstalk as you will have been told. So, Barack strolled outside, completely unsure of what to do with his day. It was a waste of valuable time to go to school so he…

In the paper "Early to rise? The effect of daily start times on academic performance", Finely Edwards argues that evidence supports increased sleep as a mechanism through which start times can affect test scores. The introduction begins with Edwards explaining the lack of consensus on what time the school day should begin, both across the nation and individual communities. Districts often stagger the start times of different schools in order to reduce the number of buses used to reduce…

town gather together in the town square on June 27 for the town lottery. Every year on June 27 the lottery is held and everyone must be in attendance if they are physically capable. In other towns, the lottery takes longer, but there are only 300 people in this village, so the lottery takes only two hours. Village children, who have just finished school for the summer, run around collecting stones. They put the stones in their pockets and make a pile in the square. The men gather talking and…

Chapter VI. THE EMPIRICAL ASSESSMENT OF THE DETERMINANTS OF THE ROMANIAN LAW ENFORCERS PUBLIC IMAGE If the first part of the research followed an exploratory-descriptive pattern, the last one focused on an explanatory approach. It was based on cross-sectional design, by analyzing a sample at one point in time (Bachman, & Schutt, 2003 Maxfield & Babbie, 2008). The aims of the study focused on: identifying the factors related to the public image of the police, the assessment of the contribution…

expenditure (R) .θ is the disturbance term, α is the intercept term and a, b, c, d, e and f are the corresponding coefficients of the independent variables. Based on the survey data obtained from 360 respondents a regression model is constructed. Ordinary Least Square Estimation technique is used to estimate the parameters. The overall significance of the model was tested using One way ANOVA (F test) which yielded an F value 49.190 and the exact probability p- value is 0.00. The…

bus. As my choir broke off into smaller groups, a few friends and I wandered to the location where the towers stood. In the exact place the Twin Towers used to be is now a waist-high wall outlining the place of each of the towers; with a deep, square hole in the middle; and a waterfall into the ground as far down as I could see. On the top face of the short walls are written the names of all those who lost their lives in the attack. The names are grouped by floor they worked on in the…

Abstract The factors affecting the firm’s value been the subject of considerable studies for both academics ‎and professionals, especially how capital structure decision affects firm value in what way and to ‎what extent. However, the overall effect of leverage on firm’s value is still a debatable issue and ‎there is no certainty about it. This research aims to examine the impact of capital structure decision ‎on firm value for firms listed on American stock exchanges and included within S&P 500…

As a Korean-American lesbian, I often wondered how other people of marginalized identities understand their sense of belonging in the larger society. I had not yet developed my sociological imagination to critically examine how larger social structures shape the ways people understand their social worlds. Now, my sociological training allows me to develop the theoretical, methodological, and organizational approaches necessary to explore how marginalized individuals navigate society,…