correlation question

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

Choose the direction of the shown linear correlation. => Weak positive or Strong positive or Strong negative..

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

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

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..

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 regression model. I..