Question 1

In hypothesis testing, the number of observations minus the number of constraints needed to calculate a statistical term is called the _______ of _______.

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Question 2

The critical probability of choosing between the null hypothesis and the alternative hypothesis is called the ____________ _____.

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Question 3

A __________ ____ is useful when a researcher wants to examine whether or not there is a statistical difference between a sample frequency distribution and a known frequency distribution.

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Question 4

The central-limit theorem states that as the sample size _________, the distribution of the sample mean from a randomly selected sample approaches a ______distribution.

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Question 5

The error caused by rejecting the null hypothesis when it is true is called a(n) _____ error.

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Question 6

In hypothesis testing, the region of rejection shows those values that are very unlikely to occur if the ____ hypothesis is true, but relatively probable if the ___________ hypothesis is true.

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Question 7

A statement about the ______ ___ is called the null hypothesis.

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Question 8

A(n) __________ ______ is used to compare a sample mean to a known mean or value.

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Question 9

Data analysis of both nominal and ordinal scales typically uses _____________ statistical procedures.

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Question 10

The error caused by failing to reject the null hypothesis when the alternative hypothesis is true is called a ______error.

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Question 11

___________ is the long-run relative frequency with which an event will occur.

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Question 12

The Chi-square test allows us to test for statistical significance in the analysis of frequency distributions of ___________ data, such as gender of education level.

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Question 13

The null hypothesis is a conservative statement that communicates the notion that any change from what has been thought to be true or observed in the past will be entirely due to ______ error.

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Question 14

In hypothesis testing, the values that lie exactly on the boundary of the region of rejection are referred to as the ________ values.

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Question 15

When the data are interval- or ratio-scaled and the sample size is large, __________ statistical procedures are appropriate.

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Question 16

If the probability of occurrence of the observed data is smaller than the significance level, then the data suggest that the ____ hypothesis should be rejected.

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Quiz 12: Univariate Statistical Analysis: a Recap of Inferential Statistics

In hypothesis testing, the number of observations minus the number of constraints needed to calculate a statistical term is called the _ of _.

The critical probability of choosing between the null hypothesis and the alternative hypothesis is called the ________ _.

A ______ is useful when a researcher wants to examine whether or not there is a statistical difference between a sample frequency distribution and a known frequency distribution.

The central-limit theorem states that as the sample size ___, the distribution of the sample mean from a randomly selected sample approaches a distribution.