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NUR 306 Ch. 11 Murray State University Nursing Question and answers rated A+
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NUR 306 Ch. 11 Murray State University Nursing Question and answers rated A+ Analysis of Covariance (ANCOVA) - correct answer statistical procedure in which regression analysis is carried out before performing ANOVA; designed to reduce the variance within groups by partialing out the variance ...

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  • November 18, 2024
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  • 2024/2025
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  • nur 306 ch 11 murray state university nursing que
  • nur 306 ch 11 murray state university nursing

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NUR 306 Ch. 11 Murray State University
Nursing Question and answers rated A+
Analysis of Covariance (ANCOVA) - correct answer ✔statistical procedure in
which regression analysis is carried out before performing ANOVA; designed
to reduce the variance within groups by partialing out the variance due to a
confounding variable.


Analysis of Variance (ANOVA) - correct answer ✔statistical test used to
examine difference among two or more groups by comparing the variability
between groups with the variability within each group.


Between-Group Variance - correct answer ✔a source of variation of the
group means around the grand mean.


Bimodal Distribution - correct answer ✔describes a data set in which two
modes exist


Bivariate Correlation - correct answer ✔measure of the extent of the linear
relationship between two variables.


Chi-Square test of independence - correct answer ✔use to analyze nominal
data to determine significant differences between observed frequencies within
the data and frequencies that were expected.


Clinical Importance - correct answer ✔measure related to the practical
relevance of the findings of a study

, Coefficient of Multiple Determination - correct answer ✔statistical technique
that involves the use of multiple independent variables to predict one
dependent variable and is represented by R^2 statistic.


Conclusions - correct answer ✔syntheses and clarifications of the meanings
of study findings.


Confirmatory Analysis - correct answer ✔analysis performed to confirm
expectations regarding data that are expressed as hypotheses, questions, or
objectives.


Decision Theory - correct answer ✔theory based on assumptions associated
with the theoretical normal curve; used in testing for differences between
groups, with the expectation that all of the groups are members of the same
population. The expectation is expressed as a null hypothesis, and the level of
significance (alpha) is often set at .05 before data collection.


Degrees of Freedom (df) - correct answer ✔the freedom of a score's value to
vary, given the values of other existing scores and the established sum of
these scores (df=N-1).


Dependent Groups - correct answer ✔subjects or observations selected for
data collection that are in some way related to the selection of other subjects
or observations. For example, when subjects in the control group are matched
for age or gender with the subjects in the experimental group, these groups
are dependent groups.


Descriptive Statistics - correct answer ✔statistics that allow the researcher to
organize the data in ways that give meaning and facilitate insight; examples
are frequency distributions and measures of central tendency and dispersion.

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