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What is the level of measurement for each of the following variables?
a. Student IQ ratings.
b. Distance students travel to class.
c.The jersey numbers of a sorority soccer team.
d. A classification of students by state of birth.
e. A summary of students by academic class—that is, freshman, sophomore, junior, and senior.
f. Number of hours students study per week.
Which of the following are examples of a population? (Select all that apply.)
people in Colorado
students in your school
antelope in Wyoming
proportion of students who graduate
percentage of people who own a car
It is believed that about 35% of high school students vape (This includes nicotine flavored liquids, marijuana, and hash oil). Researchers conducted a study of 425 students to determine if the proportion of high school students who vape is different from 35%. From their study they found that 155 high school students admit to vaping. State the value of the relevant statistic (round your answer to 3 decimal places).