Mathematics, 04.03.2021 22:30 rchapman414
Sarah’s work days from last year were selected at random and her work hours for each were recorded. The hours she worked were 7, 8, 9.5, 6.5, 10, 8, 7.5 and 9. If she worked 180 days last year, on how many of those days would you expect that she worked more than 7 hours?
Answers: 1
Mathematics, 21.06.2019 20:30
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.
Answers: 1
Mathematics, 21.06.2019 23:30
Drag each number to the correct location on the statements. not all numbers will be used. consider the sequence below. -34, -21, -8, 5, complete the recursively defined function to describe this sequence
Answers: 1
Sarah’s work days from last year were selected at random and her work hours for each were recorded....
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