1. A survey is carried out at Penn State Altoona to estimate the proportion of all undergraduate students living at home during the current term. Of the 3,838 undergraduate students enrolled at the campus, a random sample of 100 was surveyed.The sample is
2. All 3,838 undergraduate students at Penn State Altoona
3. The 100 undergraduate students surveyed

QUESTION 4

1. Using an anonymous online survey, a professor asks his students "Have you cheated on an exam in my class?" Many of the students who have cheated still answered "no". The participants are not responding truthfully. This is an example of
2. non-response bias
3. response bias
4. wording bias
5. interviewer bias

QUESTION 5

1. A researcher wants to know if dogs who are fed only canned food and only hard food have different body mass indexes (BMI). They collect BMI data from 50 dogs who eat only canned food and 50 dogs who eat only hard food. Thecasesare the
2. type of dog food
3. BMI.
4. Dogs
5. People