Ajuice bar conducted a survey to determine which juice drink its customers prefer. the juice bar selected every 10th customer in 1 week, with 75 customers surveyed in all. the juice bar made a table of the results.

what inferences can be drawn from this survey?

juice drink lemon lift power pear tangy apple wild berry total
number of responses: 25 17 12 21 75

choose all answers that are correct.

a.
about 17% of the customers like power pear the most.

b.
about 21% of the customers like wild berry the most.

c.
lemon lift is the juice drink preferred by most customers.

d.
tangy apple is the juice drink preferred by the fewest customers.

17. a researcher measures three variables, x, y, and z for each individual in a sample of n = 20. the pearson correlations for this sample are rxy = 0.6, rxz = 0.4, and ryz = 0.7. a. find the partial correlation between x and y, holding z constant. b. find the partial correlation between x and z, holding y constant. (hint: simply switch the labels for the variables y and z to correspond with the labels in the equation.) gravetter, frederick j. statistics for the behavioral sciences (p. 526). cengage learning. kindle edition.

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.

Which equation represents h in the triangle? a) h = 6sin37° b) h = 10sin37° c) h = 6 10 sin37° d) h = 10 6 sin37°