MCQs > Educational Methods And Research > Research (Practicle, Real-World) MCQs > Confidence and Sample Hypothesis Testing MCQs

Confidence and Sample Hypothesis Testing MCQ

Z- distribution is otherwise known as the normal distribution, this distribution helps find probabilities and percentiles of small , discontinuous , randomly selected data.

Answer

Correct Answer: False

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In hypothesis testing, this refers to when the critical area to reject the null can be in the right or left tail of the distribution is known as Two-tailed test.

Answer

Correct Answer: True

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T-distribution is a probability distribution used to estimate population parameters when the sample size is large and/or the population variance is unknown.

Answer

Correct Answer: False

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The part of distribution that is furthest from the mean is known as ?

Answer

Correct Answer: Tails of a distribution

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Short for probability of error value is known as ?

Answer

Correct Answer: P-value

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The singular value in a probability sample that is obtained to approximate the population parameter

Answer

Correct Answer: Point estimate

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_________ is in hypothesis testing, this refers to when the critical area to reject the null is either in the right or left tail of the distribution, but not both.

Answer

Correct Answer: One-tailed test

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__________ statistical tests that relate observed sample data to unobserved population characteristics.

Answer

Correct Answer: Inferential

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Degrees of freedom is the number of observations of data that are free to vary before constraints are violated when ______statistical parameters.

Answer

Correct Answer: Degrees of freedom

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In hypothesis testing, this cutoff point for which a researcher considers an insufficiently improbable value that is the outcome of the null region is known as Alpha level?

Answer

Correct Answer: False

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More Research (Practicle, Real-World) Subjects
Overview of the Research Process
Research Topics, Literature Reviews, and Hypotheses
Ethics in Research
Research Measurement, Validity, and Reliability
Sampling Research Data
Experiments on Researched data
Survey Research
Qualitative Approaches and Mixed Methods
Evaluation of Research
Preparing Quantitative Research Data
Descriptive Statistics
Hypothesis and Sample Testing
Degree of Association and Prediction
Presentation of Research Data
Qualitative Data Analysis
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