Q3 Week #2 Day 7 Combinations/Probability

Barry Bonds has a career batting average of .298.  What is the probability that he will get on base 6 times in 10 at bats?

• 3.58%
• 5.46%
• 22.67%
• 100%

Tags

CCSS.HSS.MD.B.6

CCSS.HSS.MD.B.7

If you were to flip a coin 20 times, what is the probability you would get exactly 10 heads?

• 50%
• 17.62%
• .58.81%
• 41.19%

Tags

CCSS.HSS.MD.B.6

CCSS.HSS.MD.B.7

Barry Bonds has a career batting average of .298.  What is the probability that he will get on base 6 times in 10 at bats?

• 3.58%
• 5.46%
• 22.67%
• 100%

Tags

CCSS.HSS.MD.B.6

CCSS.HSS.MD.B.7

If you were to flip a coin 20 times, what is the probability you would get at least 13 heads?

• 94.23%
• 13.16%
• 5.77%
• 7.39%

Tags

CCSS.HSS.MD.B.6

CCSS.HSS.MD.B.7

A quarterback has a passing percentage of 70%.  What is the probability that he does not complete 8 of his 20 passes?

• 11.44%
• 12.45%
• 54%
• 12.34%

A survey found that 25% of pet owners had their pets bathed professionally rather than do it themselves. If 18 pet owners are randomly selected, find the probability that exactly 5 people have their pets bathed professionally

• 3.42
• 1.03
• 0.072
• 0.199

An algebra 2 test has 6 multiple choice questions with four choices with one correct answer each. If we just randomly guess on each of the 6 questions, what is the probability that you get exactly 3 questions correct?

• 0.962

• 0.132

• 0.831

• 0.250

The American Red Cross says that about 11% of the U.S. population has Type B blood. A blood drive is being held at your school. What is the probability that at least 2 of the first 10 blood donors has Type B blood? 

• 0.088
• 0.697
• 0.214
• 0.303 

Tags

CCSS.HSF-LE.A.1C

4. When rolling two dice, the probability of rolling doubles is ⅙. Suppose that a game player rolls the dice four times, hoping to roll doubles. Find the probability that the player gets doubles twice in 4 attempts.

• 88.4%
• 11.6%
• 98.4%
• 1.6%

When rolling a fair die 100 times, what is the probability of rolling a "4"exactly 25 times?

• 1.0%
• 16.7%
• 25%
• 2.1%

Tags

CCSS.HSS.MD.B.6

CCSS.HSS.MD.B.7