explaining correlation

Negative correlation means _______. => points that can be approximated by a line with a positive slope or points that cannot be approximated by a line or points that can be approximated by a line with a negative slope or points can be approximated by a curve..

Write the nature of the correlation shown in the scatter plot. => Strong positive linear correlation or Strong negative linear correlation or Weak positive linear correlation or Weak negative correlation..

Write the nature of the correlation shown in the scatter plot. => Strong negative linear correlation or Weak negative linear correlation or Strong positive linear correlation or Weak positive linear correlation..

Choose the graph wherein the line best fits as the negative correlation for the data points given. => Graph 2 or Graph 4 or Graph 3 or Graph 1..

Which of the following statement(s) is/are false? I. The multiple correlation coefficient is always higher than the individual correlation coefficients. II. The coefficient of multiple determination denoted by R 2 , is the amount of variation explained by the regressio..

Identify the situation that correlates to the given number sentence. 11 + 12 = 23 => Mandy has 11 black, 12 yellow and 12 red marbles. Find the total number of marbles with her. or Two friends bought 11 shirts for $12 each. Find the total cost. or Steve ate 11 candies and his brother Mark..

There is a linear relationship between the dependent variable and the independent variables. This is called the ________ assumption. The independent variables are not correlated. This is called the _______ assumption. => nonmulticolinearity, linearity or linearity, independence or lineari..

What is the upper bound the correlation coefficient r ? => 1 or 2 or 0 or -1..

Which of the following statement(s) is/are true? I. Correlation is used to determine the existence of a relationship between variables. II. Correlation is used to describe the type of relationship between variables. III. Regression is used to determine the existence of a relatio..