Question 11 (1 point) If the population correlation between two variables is determined to be -0.70, which of the following is known to be true? A) There is a fairly strong negative linear relationship between the two variables. B) There is a positive linear relationship between the two variables. C) An increase in one of the variables will cause the other variable to decline by 70 percent. D) The scatter diagram for the two variables will be upward sloping from left to right. Question 20 (1 point) A company was studying the demographics of their customers. As part of the study they collected the following variables: gender, marital status, credit rating (low, medium, high), annual income, and age. Which two of the variables are considered to be quantitative rather than qualitative? O A) gender and marital status OB) age and credit rating OC) annual income and age OD) gender and annual income Question 20 (1 point) A company was studying the demographics of their customers. As part of the study they collected the following variables: gender, marital status, credit rating (low, medium, high), annual income, and age. Which two of the variables are considered to be quantitative rather than qualitative? O A) gender and marital status OB) age and credit rating C) annual income and age OD) gender and annual income Question 15 (1 point) Consider the sample data: 25, 11, 6, 4, 2, 17,9, 6. For these data the median is: A) 7.5 OB) 3.5 C) 10 OD) None of the above Ounction 1411 point) Suad