Answer the following statement(s) true (T) or false (F)
1. The estimation error is the difference between a sample statistic and a population parameter.
2. A confidence interval is defined the range within which the unknown but true population parameter is estimated to lie.
3. A 95% confidence interval is sometimes expressed as stating that when drawing many samples, 5% of the times the mean will lie within a confidence interval.
4. The Central Limit Theorem is fundamental statistical insight that allows us to make inferences from a single sample to the population.
5. A probability distribution is a statistical function which describes all possible values and likelihoods that a variable can take.
1.true
2.true
3.false
4.true
5.true
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Indicate whether the statement is true or false
A major difference between differential and experimental research is that,
A) In experimental research, the independent variable is not manipulated. B) In differential research, the independent variable is manipulated. C) In differential research, only the dependent variable is manipulated. D) In experimental research, the independent variable is manipulated.
One reason that political elites are more consistent in their ideological beliefs than average citizens is that they are
A. less influenced by peers. B. less influenced by factors such as religion and family. C. smarter. D. better informed. E. more influenced by religion.
A breach of contract happens when
a. a party fails to perform their contractual obligations. b. a party commits a tort. c. a contract is voluntarily entered into for a criminal purpose. d. a contract lacks consideration.