1) Select the image that corresponds to a positive correlation a) b) c) 2) What is Pearson Correlation? a) Is a sequence or string of characters whose symbols belong to a formal language. b) Correlation between sets of data is a measure of how well they are related. c) a number x is that number y that when multiplied by itself yields the value x. 3) Correlation coefficients are used to measure how strong relationship is between a) one variable b) two variables c) three variable 4) If the answer to an exercise is zero a) There is correlation b) There isn't correlation

correlation coefficient

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