ECON EXAM 1 STUDY

If Pearson's coefficient of skewness is equal to zero, the shape of the distribution is _________.

Symmetric

People on welfare in Cook County (Chicago), Illinois. Population Sample

Population

To find how many students in a particular class of a college in New York own PCs. Population Sample

Population

To find the number of countries in the world with nuclear weapons. Population Sample

Population

Number of hours students study per week nominal ordinal interval ratio

Ratio

The number of hits on their website on Saturday between 8:00am and 9:00am nominal ratio

Ratio

The number of weekly hits on the USAA Insurance advertisement nominal ratio

Ratio

The number of years each employee has been employed with Slate nominal ratio

Ratio

The Struthers Wells Corporation employs more than 10,000 white-collar workers in its sales offices and manufacturing facilities in the United States, Europe, and Asia. A sample of 300 U.S. workers revealed 120 would accept a transfer to a location outside the United States. On the basis of these findings, write a brief memo to Jamie Gonzales, Vice President of Human Services, regarding all white-collar workers in the firm and their willingness to relocate. As a result of the sample findings, we can conclude that _____% of the white-collar workers would transfer outside the U.S.

40% 120/300 * 100 = 40

What level of measurement are data on the milepost numbers? Interval Nominal Ordinal Ratio

Ratio

1,500 people selected to find out the soft drink preference in Chicago. Population Sample

Sample

Stock of the largest 30 companies traded in the U.S. stock market. Population Sample

Sample

The participants in a study of a new cholesterol drug. Population Sample

Sample

To compare the salary of software and hardware technicians in Washington. Population Sample

Sample

To find the percentage of users of a soap that a company manufactures. Population Sample

Sample

A student's state of birth nominal ordinal interval ratio

Nominal

The departments, such as food and drink, politics, foreign policy, sports, etc nominal ratio

Nominal

The jersey numbers of sorority soccer team nominal ordinal interval ratio

Nominal

A student's academic class.. freshman, sophomore, junior, or senior nominal ordinal interval ratio

Ordinal

What level of measurement were data on the consecutive exit numbers? Interval Nominal Ordinal Ratio

Ordinal

All the senators of the United States presently in office? Population Sample

Population

The interquartile range is graphically presented in a _________.

box plot

Student IQ ratings: nominal ordinal interval ratio

interval

The drivers who received a speeding ticket in Kansas City last month. Population Sample

population

distance students travel to class nominal ordinal interval ratio

ratio