Final Statistics G8

In 2006, major league baseball teams spent a total of $2,326,706,685 on players’ salaries. Does this numerical value describe a population parameter or a sample statistic?

• As it refers to (all) MLB teams (population), this is a parameter.

• As it refers to (all) MLB teams (population), this is a statistic.

• As it refers to some MLB teams (sample), this is a parameter.

• As it refers to some MLB teams (sample), this is a statistic.

What is Quantitative Data?

• Consist of attributes, labels, or nonnumerical entries.

• Consist of numerical measurements or counts.

• Consist of a subset of the population.

What is Qualitative Data?

• Consist of attributes, labels, or nonnumerical entries.

• Consist of numerical measurements or counts.

• Consist of a subset of the population.

Classify the statement as nominal-level, ordinal-level, interval-level, or ratio-level measurement.

Temperatures inside 10 pizza ovens.

• Nominal

• Interval

• Ordinal

• Ratio

Classify the statement as nominal-level, ordinal-level, interval-level, or ratio-level measurement.

Salaries of the coaches in the NFL.

• Nominal

• Interval

• Ordinal

• Ratio

What is the mode on the given data

12, 15 19, 17, 12, 10, 18, 20, 25, 18, 13, 9

• 12 & 18

• 18

• 19

• 19 & 20

The value of the middle term in a ranked data is called _______

• range

• mean

• median

• mode

The median has the same value with _______

• First Quartile

• Second Quartile

• Third Quartile

• Fourth Quartile

3.     It is the average of a data set.

• A. MEAN

• B. MEDIAN

• C. MODE

• D. RANGE

Ervin bowled 7 games last weekend. His scores are: 155, 165, 138, 172, 127, 193, 142. What is the range of Ervin's scores?

• 193
• 127
• 60
• 66