The use of descriptive statistics involves
a. summarizing your data so that it is easier for others to understand.
b. making inferences from your data to a population.
c. the use of both point and interval estimation.
d. hypothesis testing.
A
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The U.S. __________ exceeded $560 billion in 2017, with about a quarter accounted for by trade with China and another quarter by oil imports.
A. surplus of consumer goods B. trade deficit C. trade surplus D. restricted free trade
Multiple Regression Analysis results tell the researcher two things, the percentage of prediction accuracy and
A) length of time to calculate. B) standard deviation. C) scattergram accuracy. D) size and direction of effects.
If a 57-year-old man who has had no performance issues on the job is fired after being told the position is being eliminated, only to learn that the same position is filled three weeks later by a 40-year-old, what legal action can be taken?
A. None. The employer has full discretion in hiring and firing. B. He can bring a suit under the ADEA. C. He can bring a suit under the Civil Rights Act. D. He can file for Social Security. E. He can file a grievance under the ERA.
What is the five point summary? What does each point represent?
What will be an ideal response?