Mathematics, 27.02.2020 03:16 katie673
You are conducting a study of students doing work-study jobs on your campus. Among the questions on the survey instrument are the following. A. How many hours are you scheduled to work each week? Answer to the nearest hour. B. How applicable is this work experience to your future employment goals? Respond using the following scale: 1= not at all, 2 = somewhat, 3 = verya) Suppose you take random samples from the following groups: freshmen, sophomores, juniors, and seniors. What kind of sampling technique are you using (simple random, stratified, systematic, cluster, multistage, convenience)?
b) Describe the individuals of this study.
c) What is the variable for question A? Classify the variable as qualitative or quantitative. What is the level of the measurement?
d) What is the variable for question B? Classify the variable as qualitative or quantitative. What is the level of the measurement?
e) Is the proportion of responses "3=very" to question B a statistic or a parameter?
f) Suppose only 40% of the students you selected for the sample respond. What is the nonresponse rate? Do you think the nonresponse rate might introduce bias in to the study? Explain.
g) Would it be appropriate to generalize the results of your study to all work-study students in the nation? Explain.
Answers: 3
Mathematics, 21.06.2019 18:00
Oscar and julie ashton are celebrating their 15th anniversary by having a reception hall. they have budgeted $4,500 for their reception. if the reception hall charges a $90 cleanup fee plus & 36 per person, find the greatest number of people that they may invite and still stay within their budget.
Answers: 1
Mathematics, 21.06.2019 20:00
Pepe and leo deposits money into their savings account at the end of the month the table shows the account balances. if there pattern of savings continue and neither earns interest nor withdraw any of the money , how will the balance compare after a very long time ?
Answers: 1
Mathematics, 21.06.2019 20:50
These tables represent a quadratic function with a vertex at (0, -1). what is the average rate of change for the interval from x = 9 to x = 10?
Answers: 2
You are conducting a study of students doing work-study jobs on your campus. Among the questions on...
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