Math 10 Final Exam Review

You record the age, marital status, & earned income of a sample of 1,463 women. The number of variables you have recorded is:

• 3 quantitative, 0 categorical
• 4 quantitative, 0 categorical
• 2 quantitative, 1 categorical
• 3 quantitative, 1 categorical

The height of all the students in Ms. Long's class are recorded in the table. In which interval would the median fall?

• 60-65
• 50-54
• 40-44
• 55-59

Tags

CCSS.6.SP.A.2

CCSS.6.SP.A.3

CCSS.6.SP.B.5

In an AP Statistics class, 57% of students eat breakfast in the morning, 80% of them floss their teeth, and 46% of the students do both.  What is the probability that a randomly chosen student eats breakfast but does not floss their teeth?

• 9%
• 11%
• 34%
• 91%

Tags

CCSS.HSS.CP.A.3

CCSS.HSS.CP.A.1

CCSS.HSS.CP.B.6

A fair coin has come up "heads" 10 times in a row.  The probability that the coin will come up heads on the next flip is:

• greater than 50%, it's due to happen.
• 50%
• less than 50%, since tails is happening so much.
• Can't be determined

Tags

CCSS.HSS.CP.A.2

CCSS.HSS.CP.A.3

What is the probability that the person picked will be a boy given they speak german? 

• .7273
• .4
• .16
• .22

What is the probability that a student does play a sport given they do not play an instrument? 

• .2
• .2222
• .10
• .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? (You need to figure out the p value first. It is not given to you.)

• 0.962
• 0.132
• 0.831
• 0.250

The mean score on a test was 70, with a standard deviation of 5.  If scores vary normally, which of the following will give the percent of all scores that would be above 78?

• normcdf(-9999,78,70,5)
• invnorm(78, 70)
• normcdf(78,9999,70,5) 
• normcdf(78,9999,75,7)

An algebra 2 test has 5 multiple choice questions with four choices with one correct answer each. If we just randomly guess on each of the 5 questions, what is the probability that you get at least 1 question correct?

• 0.2373
• 0.3955
• 0.7627
• 0.6045

Tags

CCSS.HSS.CP.A.2

CCSS.HSS.CP.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 exactly 2 of the first 20 blood donors have Type B blood? 

• 0.316
• 0.282
• 0.001
• Not here