Available online at www.sciencedirect.com Advances in Space Research 49 (2012) 351–364 www.elsevier.com/locate/asr Evaluation of using two-phase frictional pressure drop correlations for normal gravity to microgravity and reduced gravity Xiande Fang ⇑‚ Honggang Zhang‚ Yu Xu‚ Xianghui Su Institute of Air Conditioning and Refrigeration‚ Nanjing University of Aeronautics and Astronautics‚ 29 Yudao St.‚ Nanjing 210016‚ China Received 8 May 2011; received in revised form 15 August 2011; accepted
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ASIA PACIFIC UNIVERSITY OF TECHNOLOGY AND INNOVATION Degree Level 1 Quantitative Skills Correlation & Regression Intake : Lecturer : Date Assigned : Date Due : 1. Suppose that a random sample of five families had the following annual income and savings. Income (X) Savings (Y) (£’000) (£’000) 8 0.6 11 1.3 9 1.0 6 0.7 5 0.3 (a) Obtain the least square regression equation of savings (Y) on income (X) and plot the regression line on a graph. (b) Estimate the
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Correlation as a Measure of Association Summary Monique Reed BSHS/435 March 09‚ 2015 Dora Barker Correlation as a Measure of Association Summary Correlation as a measure of association summary that involves testing relationships between two variables. The focus for the test will be based on the strengths of the association and the direction. According to Leedy and Ormrod‚ (2010) “A correlation exist if‚ when one variable increase‚ another variable either increases or decrease in a somewhat predictable
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Correlation is a statistical technique used by statistics experts and researchers to determine if and to what extent are two variables related in a research. For instance‚ being in a relationship is correlated to being married. In this care correlation technique will determine if indeed being in a relationship has any relationship to being married. In this case it will also determine how likely or unlikely a person in a relationship will marry. Covariance on the other hand measures to what extent
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Project 1: Linear Correlation and Regression Analysis Gross Revenue and TV advertising: Pfizer Inc‚ along with other pharmaceutical companies‚ has begun investing more promotion dollars into television advertising. Data collected over a two year period‚ shows the amount of money Pfizer spent on television advertising and the revenue generated‚ all on a monthly bases. |Month |TV advertising |Gross Revenue | |1 |17 |4.1 | |2
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scatter diagram made by the given data‚ it is noted that as the disposable income increases the annual sales also increases. [pic] ➢ Again‚ We know that the coefficient correlation is‚ r = [pic][pic] Here‚ r = [pic] = [pic] = 0.70 Therefore‚ there is a strong positive correlation between the disposable income and the annual sales. ➢ The regression coefficient is 0.193. That means sales will increase by $0.193 if disposable income increase by $1
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Assignment topic 1: The correlation of self-esteem and suicide The text book debates the merits of high self-esteem‚ noting that high self-esteem is not always good. Carry out research on one potential correlate with self-esteem. Answer the following questions : Why might the 2 factors be connected? What does research on this connection show? Propose how the relationahip could be further studied. Suicide‚ the act deliberate taking of one ’s life‚ disturbs and threatens human
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limitations within this study as gratitude provides as an effective interventional tool in promoting pro-social behavior (Emmons & McCullough‚ 2003). Keywords: gratitude‚ loneliness‚ well-being‚ relationship‚ social connections The Correlation between Gratitude and Loneliness Gratitude is defined as the positive emotion an individual feels when another person has deliberately given‚ or attempted to give‚ something of value (Bartlett‚ Condon‚ Cruz‚ Baumann & Desteno‚ 2012). Often gratitude
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In the United States‚ over 62‚000 arsons are committed annually‚ amounting to over $1 billion in damages (Burton‚ McNeil‚ & Binder‚ 2012). There is a strong correlation between arson and individuals with psychiatric illnesses and substance abuse tendencies (Burton et al.‚ 2012). There are many terms associated with arson‚ often which are confused. Fire-setting refers to the actual act of setting a fire‚ arson is the crime charged for fire-setting‚ and pyromania is a psychiatric diagnosis often too
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Mental Health Issues Related To Race/Ethnicity And The Poor Introduction Does living in poverty increase the risks of mental illness? Is there a difference between race/ethnicity among the poor and those seeking mental health services? Racial/ethnic disparities in mental health issues have received an increase in attention. Recent studies indicate that people with mental illness and members of minority racial/ethnic populations are disproportionately concentrated in high poverty areas (Chung-Chung
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