Beginning Probability

What is the probability of spinning green?

• 0
• 1/4
• 1/2
• 3/4

What is the probability of spinning red?

• 0
• 5/12
• 1/2
• 3/4

The letters that form the word ALGEBRA are placed in a bowl. What is the probability of choosing a letter other than “A”? 

• 2/7
• 5/49
• 5/7
• 10/49

Find the probability of drawing a 10 from a standard deck of 52 cards.

• 1 out of 52
• 13 out of 52
• 26 out of 52
• 4 out of 52

A student chooses a circular object from his lunch and writes down the result. He leaves it out and then draws another. The 2nd result is...._______ on the first.

• Independent

• Dependent

If you pick a card at random. Without putting the first card back, you pick a second card at random.

• Dependent

• Independent

A bag has 3 red marbles, 2 blue and 4 yellow. What is the theoretical probability of pulling a red?

• 3/10
• 3/9
• 1/9
• 1/3

You flip a nickel three times.
Find the probability that all flips will land on tails.

• 1/2
• 1/4
• 1/6
• 1/8

If I flip a coin 10 times, how many times should I get heads?

• 1
• 10
• 3
• 5

Based on the chart, what is the experimental probability of pulling a green marble?

• 1/8
• 8/25
• 8/100
• 7/8