Julia is in a club with 10 members. she wants to know which day the members prefer to meet. should she interview all of club members or should she use sampling in order to make her decision?

Scale factor of 2 is used to enlarge a figure as shown below the area of is 18 in.²

The american academy of pediatrics wants to conduct a survey of recently graduated family practitioners to assess why they did not choose pediatrics for their specialization. provide a definition of the population, suggest a sampling frame, and indicate the appropriate sampling unit.

There are three bags: a (contains 2 white and 4 red balls), b (8 white, 4 red) and c (1 white 3 red). you select one ball at random from each bag, observe that exactly two are white, but forget which ball came from which bag. what is the probability that you selected a white ball from bag a?