(Answered) 1 a study was conducted at a local college to analyze the

Statistics

1. A study was conducted at a local college to analyze the average GPA of students graduated from Arizona State in 2012. 100 students graduated from Arizona in 2012 were randomly selected,and the average GPA for the group is 3.5. The value 3.5 is

(i) Statistic

(ii) Parameter

(iii) Cannot be determined

2. The restuarant ratings are usually on a scale from 0 star to 5 stars. The level of this measurement is

(i) Interval

(ii) Nominal

(iii) Ordinal

(iv) Ratio

3. On the Election Day, Michigan News Club organized an exit poll in which specific polling stations were randomly selected and all voters were surveyed as they left those polling stations. This type of sampling is called:

(i) Cluster

(ii) Convenience

(iii) Systematic

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