Solve

• 19.34%

• 24.43%

• 15.32%

• 32.23%

• 12.89%

Tags

CCSS.HSS.MD.B.6

CCSS.HSS.MD.B.7

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 EXACTLY 2 of the first 10 blood donors has Type B blood? 

• 0.088

• 0.697

• 0.303

• 0.214

• 0.452

An algebra 2 test has 5 multiple choice questions with four choices with one correct answer each. If Judy just randomly guesses on each of the 5 questions, what is the probability that she will get at least 4 questions correct?

• 0.962

• 0.016

• 0.831

• 0.250

• 0.083

What does the n stand for in the binomial probability formula?

• Number of trials
• Number of Successes
• Probability of Successes
• Probability of Failures

Tags

CCSS.HSS.MD.A.3

CCSS.HSS.MD.A.4

What does the q or (1-p) stand for in the binomial probability formula?

• Number of trials

• Number of Successes

• Probability of Successes

• Probability of Failures

Tags

CCSS.HSS.MD.A.3

CCSS.HSS.MD.A.4

Jenna is a terrible driver. Whenever she drives, there is a 70% chance that she will run over a pedestrian. If she goes for a drive 15 times, what is the probability that she will run over EXACTLY 6 pedestrians?

• 0.985

• 0.012

• 0.988

• 0.089

• 0.238

Solve

• 13.15%

• 3.12%

• 10.84%

• 8.23%

• 22.45%

Tags

CCSS.HSS.MD.B.6

CCSS.HSS.MD.B.7

Which of the following is NOT a variable in the Binomial Probability equation?

• n

• r

• p

• q

• x

Solve. (Hint: NO MORE THAN means that number and less. Yes you include 0)

• 19.51%

• 14.47%

• 23.45%

• 12.14%

• 8.98%

Carolyn wrote down her variables for this problem on a test but got it wrong. If the following variables are what she wrote down, which was wrong?

• n = 14

• r = 5

• p = 5/14

• q = 1/2