Hypothesis Testing (Two Population Means) MCQs
Hypothesis Testing (Two Population Means) MCQs
Our team has conducted extensive research to compile a set of Hypothesis Testing (Two Population Means) MCQs. We encourage you to test your Hypothesis Testing (Two Population Means) knowledge by answering these 20+ multiple-choice questions provided below.
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1: T Tests require a two class, categorical variable and a continuous variable.
A. True
B. False
2: In dependent sampling designs, the two samples being used are unrelated.
A. True
B. False
3: The main types of dependent sample tests are matched pairs and repeated measures.
A. True
B. False
4: The independent variable in a t test is continuous.
A. True
B. False
5: Matched pair designs are used when researchers need experimental and control groups.
A. True
B. False
6: Which of the following are considered types of independent sample t tests?
A. Shared variance
B. Pooled variance
C. Matched designs
D. Shared variance and pooled variance
7: Why do dependent samples require different types of t tests than independent samples?
A. Because manipulations are necessary with dependent samples
B. Because the distributions are different
C. Because of issues with variance
D. None of these
8: What is the proper statistical distribution for two population tests?
A. T curve
B. Chi-square
C. Z curve
D. ANOVA
9: Which of the following designs is common for evaluating programs?
A. Matched pair
B. Independent samples t
C. Dependent samples t
D. Repeated measure designs
10: Which of the following is the proper test to use when the independent samples are divided into groups and the population variances are equal?
A. Matched pair
B. Pooled variance
C. Independent sample t
D. Chi-square
11: Which of the following is considered a dependent sample t test?
A. Matched pairs
B. Shared variance
C. Repeated measures
D. Matched pairs and repeated measures
12: Which of the following statements is true in independent sampling designs?
A. The samples are related to one another.
B. The samples have equal variances.
C. The selection of one sample does not affect that of another.
D. The samples are normally distributed.
13: What point in time are the measurements taken in before/after designs?
A. Prior to/after an intervention
B. Before/after selecting participants
C. Before hypothesis testing
D. All of these
14: When is a two-tailed non-directional hypothesis test used?
A. It can be used any time.
B. When researchers hypothesize that one mean is larger/smaller than the other.
C. When the sample size is of a certain size.
D. None of these
15: Which of the following is NOT a piece of information needed to find the critical value of t, using the t table?
A. Number of tails in a test
B. Alpha level
C. The variance
D. The degrees of freedom
16: _____ is known as pairs of samples in which the selection of people or objects into one sample directly affected, or was directly affected by, the selection of people or objects into the other sample. The most common types are matched pairs and repeated measures.
A. All of these
B. Studying events in which researchers have limited knowledge
C. Replication
D. Dependent samples
17: Is independent samples pairs of samples in which the selection of people or objects into one sample in no way affected, or was affected by, the selection of people or objects into the other sample?
A. False
B. True
18: _____ is a research strategy where a second sample is created on the basis of each case’s simi- larity to a case in an existing sample.
A. Matched-pairs design
B. Continuous
C. None of these
D. Dichotomized
19: _____ is defined as hypothesis tests in which the entire alpha is placed in either the upper (positive) or lower (negative) tail such that there is only one critical value of the test statistic. Also called directional tests.
A. Before hypothesis testing
B. Prior to/after an intervention
C. One-tailed tests
D. None of these
20: _____ is known as the type of t test appropriate when the samples are independent and the population variances are equal.
A. ANOVA
B. Pooled variances
C. Chi-square
D. None of these
21: Is repeated-measures design a research strategy used to measure the effectiveness of an intervention by comparing two sets of scores (pre and post) from the same sample?
A. True
B. False
22: _____ is the type of t test appropriate when the samples are independent and the population variances are unequal.
A. Separate variances
B. None of these
C. Multivariate regression
D. ANOVA
23: _____ is defined as the test used with a two-class, categorical independent variable and a continuous dependent variable.
A. None of these
B. t test
C. T distribution
D. 0.00–100.00
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Hypothesis Testing (Two Population Means) MCQs
