Nonresponse in a survey. A business school conducted a survey of companies in its state. It mailed a questionnaire to 220 small companies, 220 medium-sized companies, and 220 large companies. The rate of nonresponse is important in deciding how reliable survey results are. Here is the data on response to this survey. Outcome Small Medium Large Response 139 80 46 No Response 81 140 174 Total 220 220 220 (a) What was the overall percent of nonresponse? (b) Describe how nonresponse is related to the size of the business. (Use percents to make your statements precise.) (c) State and test an appropriate null hypothesis for this data at a 0.01 significance level. Due: Wednesday, March 8st at midnight (for both sections).
Nonresponse in a survey. A business school conducted a survey of companies in its state. It mailed a questionnaire to 220 small companies, 220 medium-sized companies, and 220 large companies. The rate of nonresponse is important in deciding how reliable survey results are. Here is the data on response to this survey. Outcome Small Medium Large Response 139 80 46 No Response 81 140 174 Total 220 220 220 (a) What was the overall percent of nonresponse? (b) Describe how nonresponse is related to the size of the business. (Use percents to make your statements precise.) (c) State and test an appropriate null hypothesis for this data at a 0.01 significance level. Due: Wednesday, March 8st at midnight (for both sections).
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.6: Summarizing Categorical Data
Problem 10CYU
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Nonresponse in a survey. A business school conducted a survey of companies in its state. It mailed
a questionnaire to 220 small companies, 220 medium-sized companies, and 220 large companies. The
rate of nonresponse is important in deciding how reliable survey results are. Here is the data on
response to this survey.
Outcome Small Medium Large
Response 139 80 46
No Response 81 140 174
Total 220 220 220
(a) What was the overall percent of nonresponse?
(b) Describe how nonresponse is related to the size of the business. (Use percents to make your
statements precise.)
(c) State and test an appropriate null hypothesis for this data at a 0.01 significance level.
Due: Wednesday, March 8st at midnight (for both sections).
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