Binomial Probability Review

Expand the expression.
(2x+5)⁴

• 2x⁴ + 40x³ + 300x² + 1000x +625
• 16x⁴ + 160x³ +600x² +1000x + 625
• 16x⁴ + 1000x³ + 600x² + 160x +625

Tags

CCSS.HSA.APR.C.5

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

Tags

CCSS.HSS.CP.B.9

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 exactly 2 of the first 20 blood donors have Type B blood? 

• 0.316
• 0.282
• 0.001
• Not here

Tags

CCSS.HSS.CP.B.9

CCSS.HSS.MD.A.1

CCSS.HSS.MD.A.3

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

Tags

CCSS.HSA.APR.C.5

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.CP.B.9

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.CP.B.9

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.CP.B.9

CCSS.HSS.MD.A.3

What is row 7 of Pascal's Triangle?

• 1, 5, 10, 5, 1
• 1, 5, 10, 10, 5, 1
• 1, 7, 21, 35, 35, 21, 7, 1
• 1, 7, 21, 35, 21, 7, 1

Tags

CCSS.HSA.APR.C.5

In Vietnam, the probability of rain is 70%.  Find the probability of it raining at most 5 days in a week.

• .9712
• .6705
• .3294
• .5520

Tags

CCSS.8.EE.C.8C