In 2016, the average household income for the top one-fifth of American households was almost __________, while the average for the lowest fifth of American households was about __________.
A. $250,000; $30,000
B. $375,000; $13,000
C. $160,000; $20,000
D. $550,000; $28,000
Answer: B
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Scientific management was an effort to humanize the workplace
Indicate whether the statement is true or false
Juanita is conducting survey research for the Colgate-Palmolive Company. The company recently sent several cases of personal-sized toothpaste to Dr. Yankum as a part of a promotion Juanita is surveying patients as they leave Dr. Yankum's office to ask if the dentist gave them any hygiene items to continue quality dental care. Juanita has discovered that practically every patient received Colgate and has concluded in her report that dentists prefer Colgate toothpaste over other brands. What flaw exists in Juanita's research?
A) She has chosen an inappropriate research design. B) She is using a biased sample to collect her data. C) She is relying on marketing research, which is unscientific and therefore invalid. D) She is conducting research that is tainted by interviewer bias.
Sampling error occurs because:
a. the investigator chooses the wrong sample. b. of the operation of chance. c. of a calculation error in obtaining the sample mean. d. the measuring device is flawed.
In the ancient societies of Greece and Rome,
a. love did not exist. b. love existed but was kept separate from marriage. c. love was an important component of marriage. d. love was important for marriage among the peasant class but not for the upper class.