The town manager of Greenville wants to survey tax-paying residents for their opinion regarding increasing real estate taxes in support of improvements to the sports field park on the west side of town.

Which method results in a random sample of the population?

Normal yağmur ile asit yağmuru arasındaki fark nedir

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.

What multiplys to be 1 but adds up to be 4