The probability of getting \( 80 \% \) or more of 28. the questions correct on a 10 - question truefalse exam merely by guessing is (A) \( 5 / 32 \) (B) \( 1 / 16 \) (C) \( 3 / 16 \) (D) \( 7 / 128 \)

A bag contains 10 red marbles, 10 white marbles, and 10 blue marbles. What is the minimum number of marbles that need to be picked to ensure that at least 6 marbles have the same color? Marbles to pick: Ex: 20

If you draw a card from a deck and do not replace it, what type of events does this represent when drawing a second card?

In a standard deck of 52 cards and 4 suits, how many cards have to be picked to be sure that at least 3 are from the same suit?

If you draw a card from a deck and do not replace it, what type of events does this represent when drawing a second card?

If you flip two coins, what are the possible outcomes for the combined events?