8. (03.02 MC) Michelle did a survey in four butterfly parks and wrote the following observations: Butterfly Park Survey Park Number of Red Butterflies Total Number of Butterflies A 33 60 B 36 78 C 40 89 D 24 59 Based on the survey, which park had the greatest percentage of red butterflies? (5 points) Park B Park D Park A Park C

How do you create a data set with 8 points in it that has a mean of approximately 10 and a standard deviation of approximately 1?

Sarah took the advertising department from her company on a round trip to meet with a potential client. including sarah a total of 11 people took the trip. she was able to purchase coach tickets for $280 and first class tickets for $1280. she used her total budget for airfare for the trip, which was $6080. how many first class tickets did she buy? how many coach tickets did she buy?

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.