With probability (random) sampling techniques, each member of the population has an unequal chance of being selected for the research sample. Frue False

Question 13 A card is drawn randomly from a standard 52-card deck. Find the probability of the given event. (c) The card drawn is not a face card. The probability is : *Type your answer as a decimal, round to the nearest 4 decimals. Add your answer.

9 Bestimmen Sie die Wahrscheinlichkeit, dass bei fünf Würfen mit einem idealen Würfel \( \begin{array}{ll}\text { a) mindestens eine Sechs fält, } & \text { b) nur gleiche Augenzahlen fallen, } \\ \text { c) die erste Sechs erst im fünften Wurf fällt, } & \text { d) nur im dritten Wurf eine Sechs fallt, } \\ \text { e) genau zwei Sechsen fallen und diese direkt hintereinander. }\end{array} \)

Integer, decimal, or E notation allowed Question 17 Find the probability that the student was female AND got a "C": *Type your answer as a decimal, round to the nearest 4 decimals. Add your answer Integer, decimal, or Enotation allowed

A bag contains 3 gold marbles, 7 silver marbles, and 26 black marbles. Someone offers to play this game: You randomly select one marble from the bag. If it is gold, you win \( \$ 4 \). If it is silver, you win \( \$ 2 \). If it is black, you lose \( \$ 1 \). What is your expected value if you play this game? \( \$ \) tType your answer as a decimal, round to the nearest 2 decimals because this is money.

Question 15 A box contains 5 red, 14 blue, and 12 green marbles. b. Two marbles are selected at random without replacement. Find the probability that the first is blue and the second is green. *Type your answer as a decimal, round to the nearest 4 decimals. Add your answer Integer, decimal, or E notation allowed