Which of the following best describes a random sample? a)each member of the population has an equal chance of being chosen. b)randomly select a person, then choose the next 25. c) each member of the sample has an equal chance of being chosen. d)randomly select the twenty-first person in the population, then every tenth person.

You have 6 dollars +12 pennies +to quarters + 4 dimes=2 nickels how much do you have

Me, prove a quadrilateral with vertices g(1,-1), h(5,1), i(4,3) and j(0,1) is a rectangle using the parallelogram method and a rectangle method.

Abag contains 3 red marbles, 2 blue marbles, and 2 green marbles. one marble is picked, then another marble. assume that the selections are made with replacement. a) find the probability of picking two red marbles with replacement. b) find the probability of picking a red marble and a blue marble. assume the selections are made without replacement. c) find the probability of picking two red marbles without replacement. d) find the probability of picking a red marble and a blue marble without replacement.