The invoice amount is due in 90 days and is denominated at 28 million rubles. xi is the x value for observation i, Statistics and Probability questions and answers. Which of the following correlations is the strongest? (C) III only coefficient, we are referring to the Pearson product-moment Solved Question 2111 point) Which of the following | Chegg.com The coefficient of determination is a measure used in statistical analysis to assess how well a model explains and predicts future outcomes. If the importer worries that the U.S. dollar may depreciate sharply against the British pound in the interim, it would be well advised to. Which correlation coefficient indicates the strongest relationship between two variables? Correlation Matrix Calculator 7.2884 In preparing the annual profit plan for the coming year, Wilkens Company wants to determine the cost behavior pattern of the maintenance costs. Mean value of independent variable Currency A's spot rate for currency B is 2.5 (i.e., A = 2.5B). A national consumer magazine reported the following correlations. where n is the number of reliability is stronger than the relationship between car weight Hours of Correlation strength ranges from -1 to +1. absolute value A perfect downhill (negative) linear relationship. document.getElementById( "ak_js_1" ).setAttribute( "value", ( new Date() ).getTime() ); Statology is a site that makes learning statistics easy by explaining topics in simple and straightforward ways. you are likely to find different-looking (but equivalent) formulas for An importing partnership has experienced a dramatic surge in its exporting business and is looking for ways to minimize its risks from foreign currency fluctuations. It is not worth exercising because the value of the underlying asset is less than the exercise price. Slope sample data are collected. The variables clearly have no linear relationship, but theydo have a nonlinear relationship: The y values are simply the x values squared. This single data point completely changes the correlation and makes it seem as if there is a strong relationship between variablesXandY, when there really isnt. Which of the following correlation coefficients represents the strongest linear relationship? Variance is the dispersion of a variable around the mean, and standard deviation is the square root of variance. There is no relationship at all between the variables. February October absolute value DQZ Telecom is considering a project for the coming year that will cost $50 million. (e.g., a recent version of Edge, Chrome, Firefox, or Opera), you can watch a video treatment of this lesson. If Smith Company's advertising expenses in 1 month amounted to $1,000, the related point estimate of sales would be, The results of regressing y against x are as follows: +.09 +.88 -.92 -.18 The variance of a set of scores is the same as the average of the squared deviations. Using the capital asset pricing model (CAPM), the required rate of return for a firm with a beta of 1.25 when the market return is 14% and the risk-free rate is 6% is, If Dexter Industries has a beta value of 1.0, then its. Heavier cars tend to be less reliable. July x Rewrite and paraphrase texts instantly with our AI-powered paraphrasing tool. Heath W.Psychology Research Methods: Connecting Research to Students Lives. Using the capital asset pricing model (CAPM), what is the risk premium on the market? 3,300 Conversely, ifthe value is less than zero, it isa negative relationship.
which of the following represents the strongest linear correlation