Conditional Probability and Independence

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

• Independent; 0.083

• Dependent; 0.267

• Independent; 0.249

• Independent; 0.218

You select two cards (at the same time) from a standard shuffled deck of 52 cards. Both selected cards are diamonds.

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

• Dependent; 0.059

• Independent; 0.083

• Independent; 0.028

• Dependent; 0.165

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

• Independent; 0.04

• Dependent; 0.308

• Independent; 0.245

• Independent; 0.111

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

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

• Independent; 0.25

• Independent; 0.063

• Independent; 0.083

• Dependent; 0.152

A basket contains 4 green marbles and 8 blue marbles. A marble is drawn without

replacement. Then another marble is drawn. What is the probability that both marbles will

be green?

• 0.11

• 0.61

• 0.09

• 0.47

A stack of cards has 5 red cards and 8 blue cards. Sarah draws a card without

replacement, then draws another card. What is the probability that she will draw two red

cards?

• 28/39

• 5/39

• 20/169

• 1/156

Let A be the set of students in art and B be the set of students in band. If two different students are selected at random, what is the probability that both students are in band?

• 0.147

• 0.150

• 0.263

• 0.259

What is the probability of spinning the spinner three times and having all three spins be greater than 5?

• 5.3%

• 12.5%

• 1.6%

• 4.8%

A card is randomly draw from a shuffled deck of cards and not replaced. A second card is drawn from the remaining shuffled cards. What is the approximate probability that both cards are RED?

• 49%

• 50%

• 24.5%

• 25%