4.6. EXERCISES 203 4.6 Exercises 4.6.1 Variability in estimates 4.1 Id atify the

Question

4.6. EXERCISES 203 4.6 Exercises 4.6.1 Variability in estimates 4.1 Id atify the parameter, Part I. For each of the following situations, state whether the parametor of interest is a mean or a proportion. It may be helpful to examine whether individual responses are numerical or categorical. (a) In a survey, one hundred college students are asked how many hours per week they spend on (b) In a survey, one hundred college students are asked: What percentage of the time you spend (c) In a survey, one hundred college students are asked whether or not they cited information (d) In a survey, one bundred college students are asked what percentage of their total weekly (e) In a sample of one hundred recent college graduates, it is found that 85 percent expect to get the Internet. on the Internet is part of your course work?" from Wikipedia in their papers. spending is on alcoholic beverages. a job within one year of their graduation date.

Explanation / Answer

a) Mean. Average number of hours per week

b) Mean. Percentage of time spent is numerical and not categorical

c) Proportion. Categorical data with either cited or not cited as the options.

d) Mean. Percentage of weekly spending on alcohol is numerical and not categorical

e) Proportion. Categorical data as either you expect to get a job within a year or you dont are the only options

Related Questions

Navigate

• Browse (All)
• Browse 4
• Subjects

---

---

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