Project #63252 - statistics

1. Identify the population and the sample

A survey of 791 vacationers from the United States found that they planned on spending at least $2000 for their next vacation. “

 

2. Determine whether the numerical value is a perimeter or a statistic, explain your reasoning

“In a recent year, the average math scores for all graduates on the ACT was 21.1”

 

3. Determine whether the data are qualitative or quantitative and identify the data set’s level of measurement. Explain your reasoning

A. “The three political parties in the 110th congress are listed below

Republican           Democrat        Independent

B. The region representing the top salesperson in a corporation for the past six years is given

Southeast        Northwest        Northeast

Southeast        Southwest        Southwest

C.   The lengths (in inches) of a sample of stripped down bass caught in Maryland waters are listed.

16   17.25 19   18.75  21  20.3  19.8  24   21.82

 

4. Decide which method of data collection you would use to collect data for the study. Explain.

A study of the ages of the 535 members of the U.S. Congress”

 

5. Identify the sampling technique used and discuss potential sources of bias (if any).Explain.

“A list of managers is compiled and ordered. After a starting number is randomly chosen, every ninth name is selected until 1000 managers are selected. The managers are questioned about the use of digital media”.

Subject Mathematics
Due By (Pacific Time) 03/22/2015 10:30 pm
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