30 points! Which of the following is a disadvantage of systematic random sampling? A. The system might match a pattern in the system and fail to detect it, missing important variations in the data.

B. We choose only one random number at the start of sampling.

C. It can be difficult to decide how to group the population.

D. It requires expensive, sophisticated computers to generate random numbers.

The graph shown is the graph of which function?

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.

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