AQC3: Transport and dispersion of air pollutants

Which of the following is a characteristic of the range? Check all that apply.

• All values in the distribution are used in the calculation.

• It is influenced by extreme values.

• It is dependent on the mean.

• It is easy to compute and to understand.

The immediate care that is given to a sick or injured person until medical treatment or care is available.

• CPR

• First aid

Austin hit some home runs in a game.  He hit 9, 11, 12, and 8.  He wants his mean to be 10.  How many will he need in the next game?

• 40
• 50
• 10
• 3

What does this symbol represent?

• Standard Deviation
• Variance
• Mean Absolute Deviation
• Sigma

10 , 20 , 25 , 30

Calculate Standard Deviation

• 70.92

• 72.92

• 74.92

• 76.92

Find the mean of the data: 5, 3, 7, 9, 10, 7, 2, 3, 7, 6

• 5.9

• 6

• 6.9

• 7

Pollution _________________________.

• is harmful materials put into the environment

• found in air, water, and land

• effects plants, animals, and people

• All of the above

Thermal incinerators can destroy gaseous pollutants at efficiencies

• greater than 99 %

• Lower than 85 %

• greater than 90 %

• Lower than 80 %

Which of the measures of location is used in computing for the variance of a distribution?

• mean

• median

• mode

• midrange

Where is the Ozone Layer found in our atmosphere?

• Troposphere (lower portion)

• Stratosphere (upper portion)