Statistics Final Exam

Statistics Final Exam

12th Grade

20 Qs

quiz-placeholder

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Statistics Final Exam

Statistics Final Exam

Assessment

Quiz

Mathematics

12th Grade

Medium

Created by

Anthony Clark

Used 1+ times

FREE Resource

20 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 5 pts

Media Image

The amount of fuel used by jumbo jets to take off is normally distributed with a mean of 4000 gallons and a standard deviation of 125 gallons.  What is the probability that the mean number of gallons of fuel needed to take off for a randomly selected sample of 40 jumbo jets will be less than 3950 gallons?

.0057

.025

.345

.781

2.

MULTIPLE CHOICE QUESTION

1 min • 2 pts

Media Image

The table above shows a television station's advertisement sales. The distribution of sales for one 24-hour day is given. Solve for the mean. Round to the nearest hundredth.

31.83

15.68

16.32

1.00

3.

MULTIPLE CHOICE QUESTION

1 min • 2 pts

Media Image

The table above shows a television station's advertisement sales. The distribution of sales for one 24-hour day is given. Solve for the standard deviation. Round to the nearest hundredth.

35.76

268.1

16.32

1279.35

4.

MULTIPLE CHOICE QUESTION

1 min • 2 pts

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

0.088

0.697

0.214

0.912 

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Choose the statistical question:

What time did you wake up this morning?

What time do 12th graders wake up each morning during the school week?

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

The 40 yards sprint times for a soccer team are found to be normally distributed with a mean of 5.2 seconds and a standard deviation of 0.3 seconds.  What is the z-score for a player who runs a time of 5.6 seconds?

-1.33

1.33

0.88

1.02

7.

MULTIPLE CHOICE QUESTION

1 min • 3 pts

The mean number of accidents a week at a company is 6.4 with a standard deviation of 1.5.  What proportion of weeks would you expect to have less than 5 accidents?

0.6915

0.1762

0.8238

-0.93

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