The normal curve Quiz

Name: ______________________   Date: __________   Score: ____ / 10

10 questions. Calculator allowed. Show your working. steplyclass.com/statistics/the-normal-curve/quiz/

1. 1

   Normal mean 50 sd 5, percent between 45 and 55
   1. A) 68%
   2. B) 6800%
   3. C) 0.15%
   4. D) 34%

2. 2

   Normal mean 100 sd 15, percent between 70 and 130

   Answer: ____________________

3. 3

   Normal mean 20 sd 4, percent between 16 and 24
   1. A) 0.15%
   2. B) 6800%
   3. C) 68%
   4. D) 34%

4. 4

   Normal mean 50 sd 5, percent above 60

   Answer: ____________________

5. 5

   Normal mean 40 sd 3, percent between 40 and 46
   1. A) 47.5%
   2. B) 4750%
   3. C) 13.5%
   4. D) 34%

6. 6

   Normal mean 12 sd 2, percent between 8 and 14

   Answer: ____________________

7. 7

   Normal mean 65 sd 5, percent below 75
   1. A) 2.35%
   2. B) 0.15%
   3. C) 9750%
   4. D) 97.5%

8. 8

   Normal mean 36 sd 2, percent below 34

   Answer: ____________________

9. 9

   Normal mean 100 sd 15, percent between 85 and 130
   1. A) 8150%
   2. B) 81.5%
   3. C) 34%
   4. D) 13.5%

10. 10

    Normal mean 160 sd 7, percent between 153 and 174

    Answer: ____________________