Any time someone conducts a survey, they must take care to avoid undercoverage S

Question

Any time someone conducts a survey, they must take care to avoid undercoverage Suppose we plan to select 500 names from the city phone book, call their homes between noon and 4 PM, and interview whoever answers, anticpating contacts with at least 200 people Complete parts a through e below )Why is i difficult to use a simple random sample here? O A. Not everyone has an equal chance This system is biased towards people with a last name that starts with a letter at the beginning of the alphabet O B. Not everyone has an equal chance This system misses houses that contain more than one adut OC. Not everyone has an equal chance This system misses people thait do not live in the ci?y because they are not listed in the phone book O D. Not everyone has an equal chance This system misses people with unlisted numbers, or without landline phones, or at work b) Descibe & more convenient bu still random, sampling strategy Choose the correct answer below A Cal each nurber inthephone book untan adult is contacted and interviewed OB. Generale random phone numbers and call at random times C. Approach and interview people arts street 500 people have been interviewed O D. Lower the slected names to 30 and call in the moming as well as in the evening c) What kinds of households ane lly to be included in the eventual sample of opinion? Excluded? ?A. 018 0pm opm ] unde te orignal pinthase tarles nutích On, penon stays home ang mere ikely to be included Under the second pin, aa soo people ao included No one is eacuded 2 OB Under the original 1 00pm plan, those familes thait work daring the day ae more Rely to be included Under the secand plan, many more are incuded People thar do not live in the city and do hol have a landine phone are excluded OCU O D. Under the oiginal plan those lies Under the original plan all familes that ane listed in the phone book ae included Under the secend plan, the same amount of famles are included No onde 1 000m n which one person stays home ane more ly to be incuded Under the second plan, many more are included 079518 Cck to sclect your answer 0734118 11.00pm Sample Tevis and Quaas affect your grade

Explanation / Answer

A. The answer will be option c

B. The answer will be option c as it increases the chance of selecting people who are not enlisted in the phone book reducing the bias and undercoverage error

C. The answer is option c

Related Questions

Navigate

• Browse (All)
• Browse A
• Subjects

---

---

Integrity-first tutoring: explanations and feedback only — we do not complete graded work. Learn more.