Independent/Dependent Probability

A pocket contains 3 pennies, 2 nickels, 3 quarters and 4 dimes. What is the probability of randomly choosing a quarter two times in a row if the first coin drawn is not replaced?

• dependent

• independent

Clinton has a bag of Skittles™. Inside the bag are 6 red, 4 orange, 7 yellow, 3 purple and 4 green Skittles™. What is the probability of drawing a green Skittle™, replacing it, and then drawing another green Skittle™?

• independent

• dependent

Jaylan has a fun-size bag of SweetTarts™. Inside the bag are 4 pink, 1 blue, 2 yellow, 3 purple and 2 green SweetTarts™. What is the probability of drawing a yellow SweetTart™ three times in a row if each SweetTart™ selected is eaten before the next SweetTart™ is drawn?

• dependent

• independent

Determine if the events are independent or dependent.

• Independent

• Dependent

Determine if the events are independent or dependent.

• Independent

• Dependent

Determine if the events are independent or dependent.

• Independent

• Dependent

Determine if the events are independent or dependent.

• Independent

• Dependent

Determine whether the scenario involves independent or dependent events. Then find the probability.

• Independent; 0.25

• Dependent; 0.273

• Dependent; 0.091

• Dependent; 0.182

Suppose a number cube is rolled twice. What is the probability that an odd number will show both times?

• 1/3

• 1/2

• 1/6

• 1/4

What is the probability of tossing a coin four times and getting tails each time?

• 1/16

• 1/8

• 1/2

• 1/4