MCQ Class 11 Economics Chapter 6 Measures of Dispersion Advertisement Statistics for EconomicsMCQ’s For All Chapters – Economics Class 11th 1. There is a high direct association between measures of ‘cigarette smoking’ and ‘lung damage’. The correlation coefficient consistent with the above statement is:(a) 1 (b) Any value (c) - 1 (d) (b) or (c)Question 1 of 202. The correlation between ages of husbands and wives is:(a) Positive (b) Negative (c) Zero (d) None of theseQuestion 2 of 203. Simple correlation is called:(a) linear correlation (b) Nonlinear correlation (c) Both (a) and (b) (d) None of theseQuestion 3 of 204. For finding the degree of agreement about beauty between two judges in a beauty contest, we use:(a) Coefficient of correlation (b) Coefficient of rank correlation (c) Scatter diagram (d) Coefficient of concurrent deviationQuestion 4 of 205. If all the plotted points in a scatter diagram lie on a single line, then the correlation is:(a) Perfect positive (b) Perfect negative (c) Both (a) and (b) (d) Either (a) or (b)Question 5 of 206. Correlation coefficient is dependent on the choice of both origin and the scale of observations,(a) True (b) False (c) Both (a) and (b) (d) none of theseQuestion 6 of 207. The correlation between sale of woolen garments and day temperature is:(a) Positive (b) Negative (c) Zero (d) None of theseQuestion 7 of 208. The correlation between shoe-size and intelligence is:(a) Zero (b) Negative (c) Positive (d) None of theseQuestion 8 of 209. What are the limits of the correlation coefficient?(a) -1 and 1 (b) No limit (c) 0 and 1, including the limits (d) -1 and 1, including the limitsQuestion 9 of 2010. If r is the correlation coefficients between the two variables, then:(a) -1 ≤ r ≤ 0 (b) 1≤ r ≤ 2 (c) -1 ≤ r ≤ 1 (d) 0 ≤ r ≤ 1Question 10 of 2011. Which method of measuring correlation measures any type of relationship?A) Both B) Karl Pearson’s coefficient of correlation C) Spearman’s rank correlation. D) NoneQuestion 11 of 2012. Coefficient of correlation is also known as product moment correlation.A) Karl Pearson’s coefficient of correlation . B) None C) Both D) Spearman’s rank correlation.Question 12 of 2013. If r is near to zero (i.e.) 0.1,-0.1, (or) 0.2 there isA) less degree of correlation B) Both C) high degree of correlation D) NoneQuestion 13 of 2014. When r = 1, there is perfectA) perfect -ve relationship between the variables B) no relationship between the variables C) None D) perfect +ve relationship between the variablesQuestion 14 of 2015. Who was a great biometrician and statistician?A) Kally Pearson B) Kaerl Pearson C) Kal Pearson D) Karl PearsonQuestion 15 of 2016. Correlation coefficient is denoted byA) r B) co C) l D) cQuestion 16 of 2017. If the ratio of change between the two variables is a constant then there will beA) Non-linear correlation B) Negative correlation C) Positive correlation D) Linear correlationQuestion 17 of 2018. When the correlation is only studied between two variables it is calledA) Positive correlation B) Negative correlation C) Multiple correlation D) Simple correlationQuestion 18 of 2019. If the coefficient correlation exactly equals to -1 then it will be effectA) Simple correlation B) Negative correlation C) Positive correlation D) Multiple correlationQuestion 19 of 2020. Following are the elements of correlation exceptA) The change in the value of one affects another B) There should be relationship among them C) There should be three or more variables D) There should be only curvilinear relations among variablesQuestion 20 of 20 Loading...
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