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Analyze the average gpa of students

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Reference no: EM132847936

(a) A study was conducted at a local college to analyze the average GPA of students graduated from UMGC in 2016. 100 students graduated from UMUC in 2016 were randomly selected, and the average GPA for the group is 3.5. The value 3.5 is a

(i) statistic
(ii) parameter
(iii) cannot be determined

(b) The hotel 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

(c) On the day of the last presidential election, UMUC 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
(iv) stratified

Reference no: EM132847936

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