Statistics and Probability Quiz 1 - COSMOS

Find the mean of the probability distribution

• 1.46

• 1.47

• 1.48

• 1.49

Find the mean of the probability distribution

• 3.00

• 3.01

• 3.02

• 3.03

Find the mean of the probability distribution

• 1.93

• 1.94

• 1.95

• 1.96

Compute the variance

• 2.24

• 2.25

• 2.26

• 2.27

Compute the standard deviation

• 2.40

• 2.41

• 2.42

• 2.43

• 5.4;

  4.9;

  2.21

• 5.4;

  8.12;

  2.85

• 5.4;

  2.94;

  1.71

• 6.1;

  2.2;

  1.1

Classify this: Temperature goes up from 62 to 76 in a 24 hour period

• Discrete

• Continuous

• Abstract

• Concrete

Clasify this: Number of joggers in Riverview Park each day

• Discrete

• Continuous

• Abstract

• Concrete

Classify: The numbers of cheeseburgers a fast-food restaurant serves each day

• Discrete

• Continuous

• Abstract

• Concrete

Classify: How many miles it takes to use up a tank of gas.

• Discrete

• Continuous

• Abstract

• Concrete