1. the table shows angelica’s scarf sales, in dollars, for the first 16 wk she was in business. time (wk) sales ($) 1 190 2 220 3 200 4 330 5 300 6 410 7 450 8 410 9 530 10 650 11 570 12 650 13 750 14 720 15 700 16 800 (a) create a scatter plot of the data. (b) do the points appear to follow a linear pattern? if so, is the correlation positive or negative? u

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.