Data Statistics and Probability

If you spin the spinner once. What is the probability that the spinner will land on blue?

• 9/3

• 3/10

• 3/12 (or 1/4)

• 3/15 (or 1/5)

You pick a marble and pick a card. How many outcomes or combinations are possible?

• 7

• 10

• 14

• 8

You pick a card and flip a coin. How many outcomes or combinations are possible?

• 7

• 19

• 14

• 10

What is the probability of the spinner landing on an odd number?

• 4/8 (or 1/2)

• 4/4

• 1/4

• 3/8

Which of the following is a measure of spread, or variability? (select all that apply)

• Interquartile Range

• Standard Deviation

• Mean

• Median

• Range

What is the standard deviation for the data given:

• 6.89

• 10.1

• 7.26

• 9

What is the standard deviation for the data given:

{12, 13, 29, 18, 61, 35, 21}

• 293.67

• 15.87

• 17.14

• 41.98

What is the probability of picking a blue marble, putting it back in the bag, then picking a red marble?

If you pick a red marble and keep it, how does that change the probability of getting a green marble when you pick a second time?

• No change

• More likely

• Less likely

• Impossible

• 1/4
• 1/8
• 1/2
• 1/6