Question

aA researcher wanted to know how citizens of Houston felt about a voter initiative. To study this, she goes to Houstondowntown and randomly selects 400 shoppers and asks them their opinion. 70% indicate they are supportive of theinitiative.What is the sampleA. People who live in downtown HoustonB. People who were shopping in downtown Houston on the day of her surveyC. The 400 shoppers who were interviewedO D. All citizens of Houstonb.Is the 70% value a parameter or a statistic?

Answer 1

The sample is the 400 shoppers who were intervieed. Therefore the first answer is C.

Now since the result is from a sample and not the population we concluce that the 70% is an statistic.