1. Which one of the following statements is true about the sampling distribution of the mean? ( MULTIPLE CHOICE ) a. It is a theoretical probability distribution that determines how a sample mean is distributed over repeated samples b. The variability of the distribution is always equal to 1 c. It is a theoretical probability distribution that determines how a population mean is distributed over repeated samples d. It is based on a particular sample (i.e., it describes one specific data set)
Answer the following:
1. Which one of the following statements is true about the sampling distribution of the
a. It is a theoretical
b. The variability of the distribution is always equal to 1
c. It is a theoretical probability distribution that determines how a population mean is distributed over repeated samples
d. It is based on a particular sample (i.e., it describes one specific data set)
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2. How many sources of variation are there in a 1-Factor Between Subjects Design
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3. Which of the following is true about structural model for an ANOVA.. (MULTIPLE CHOICE).
a. It is a statement about several populations
b. It is a statement about one population
c. It is a statement about several samples
d.It is a statement about one sample
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4. The paired t-test is an example of which of the following (MULTIPLE CHOICE)
a.control by measuring nuisance variables
b.control by design
c. control by
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5. A researcher conducts a study in which participants must judge as quickly as possible whether an item they see on the screen is a real animal or an imaginary one. The dependent variable is the response time to make this judgment. Each person receives 100 trials. In statistical terms, each trial is called a(n) __________________.
A. sample point
B.
C. simple experiment
D.
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