Question

3. A confectionery company that uses only natural flavoring is approached by a company that ( produces artificial flavors. The artificial flavor producer presents a study that shows 99% of people cannot tell the difference between artificial flavors and natural flavors. What is the problem with this study? O correlation and causality O self interest O missing data O voluntary response A researcher selects a random sample of 500 college students from Kentucky. It is found that ( 23% of students in the sample are science majors. The actual percentage of Kentucky college students that are science majors is 26%. Which type of error explains this discrepancy? 4. O nonsampling error O confounding O blinding error Osampling error

Answer 1

4) Correct answer: option (D) Sampling error

6) Correct answer: Option (B) 54.2%
since 78/144 = 0.542 = 54.2%

9) Correct answer: Option (D) there are no gaps between the bars

10) Correct answer: Otpion (C) 1.140
since
Mid range = (high + low)/2 = (0.81+1.47)/2 = 1.14