Which of the following explains the use of probability sampling?
a) the likelihood of any one member of a population being selected is known
b) the likelihood any one member of a population being selected is unknown
c) randomly selecting any one member from the population is effective
d) randomly selecting any one member from the population is underestimated
a
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A large number of delegates from a precinct imply that many people from that precinct voted for the party's candidate for the senator's position
Indicate whether the statement is true or false.
In the context of economic status and occupation influencing public opinions,business managers are most likely to:
A. favor government assistance programs for employees working in business houses. B. favor tax laws helpful to businesses. C. favor the views of opinion leaders who support social causes. D. support government spending in their business area. E. support a government that provides aids to the needy.
A beekeeper society is interested in the production of honey in a region, and have theorized that honey production is a function of the number of bees in a hive, whether the farms near the hive use pesticides, and the local temperature. Perform an ordinary least squares regression on the following data, with honey production being the dependent variable, and plot the residuals in space. Do they show signs of autocorrelation? Use an added variable plot to determine whether they should also include the distance between the hives and a local orchard located at (8,10) in their regression. Run the regression again with the new variable and compare the r2 values and standard errors.
What will be an ideal response?
The situation that results when one state arms to defend itself and, as a result, threatens other states is called ________.
Fill in the blank(s) with the appropriate word(s).