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NSE 212 Statistical Test Formulas – Questions & Verified Solutions

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This NSE 212 resource provides verified questions and solutions for key statistical test formulas used in nursing research, including independent/dependent t-tests, one-way/two-way/repeated measures ANOVA, ANCOVA, Chi-square (goodness of fit and test of independence), Pearson’s r, variance, standard deviation, z-scores, and interpretation of Type 1/Type 2 errors, skewness, correlation strength, and significance levels (alpha). Perfect for exam prep in quantitative research methods.

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NSE 212 STATISTICAL TEST FORMULAS
QUESTIONS AND ANSWERS WITH VERIFIED
SOLUTIONS


alpha (α) - correct answer- - Level of significance
- risk associated with not being 100% positive that what
occurred in the experiment is a result of the treatment or
intervention
- Commonly set at 0.05 (5%) or 0.01 (1%)


ANCOVA - correct answer- - Analysis of Covariance
- Combination of ANOVA & multiple regression
- Multivariate statistical test done (test of DIFFERENCES)


ANOVA/ANCOVA: df - correct answer- numerator
(between groups) = # of groups - 1


denominator (within groups) = N (total sample) - # of groups


Chi-Square - correct answer- - Comparison of what is
observed and what is expected by chance
- IV LoM: N

, - DV LoM: N


Correlation Coefficient: 0 to 0.1 - correct answer- weak
or no relationship


Correlation Coefficient: 0.2 - correct answer- weak to
moderate relationship


Correlation Coefficient: 0.3 - correct answer- moderate
relationship


Correlation Coefficient: 0.4 - correct answer- moderate
to strong relationship


Correlation Coefficient: 0.5 to 1.0 - correct answer-
strong relationship


Dependent (paired) t test - correct answer- - Same
group, measure twice
- pre/post
- IV LoM: N
- DV LoM: I/R

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  • nse 212
  • nse 212 statistics formulas
  • t test independent vs dependent
  • anova and chi square df calculations
  • type 1 and type 2 error explained

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