A researcher is conducting a study and you are hired to help them analyse their data. They have already looked at scatterplots and they give you only the linear correlation coefficient to consider Suppose that the correlation r between two quantitative variables was found to be r- 0. Based only on the information given, what would you advise?a. There is no relationship between the two variables. b. There is a strong relationship between the two variables. c. There is no linear relationship between the two variables. d. There is a strong linear relationship between the two variables. e. None of the above.

The volume of a cone is 37x3 cubic units and its height is x units. which expression represents the radius of the cone's base, in units? 1 s o 3x o 6x obx 93x2

Can someone me out here number 4 plz

Martha has a deck of cards. she has lost some of the cards, and now the deck only contains nine spades, eleven diamonds, eight clubs, and twelve hearts. martha predicts that whenever she draws a card from the deck without looking, she will draw a club one-fifth of the time. which activity would best allow martha to test her prediction? a. randomly draw a card from the box and see if it is a club. b. randomly draw a card. then, continue to draw another card until all eight clubs are drawn. c. randomly draw and replace a card 120 times. then, observe how close to 30 times a club is drawn. d. randomly draw and replace a card 100 times. then, observe how close to 20 times a club is drawn.