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EDDA Final Exam UPDATED ACTUAL Questions and CORRECT Answers

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EDDA Final Exam UPDATED ACTUAL Questions and CORRECT Answers ANOVA assumptions - CORRECT ANSWER- -Normality: normally distributed -Homogeneity of variance: error variation about treatment means are similar -Additivity: that an additive model is appropriate How would you determine the optimum number of animals for a research trial? - CORRECT ANSWER- A power analysis can be used to estimate the minimum sample size required for an experiment, given a desired significance level, effect size, and statistical power

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EDDA Final Exam UPDATED ACTUAL
Questions and CORRECT Answers
ANOVA assumptions - CORRECT ANSWER- ✔✔-Normality: normally distributed
-Homogeneity of variance: error variation about treatment means are similar
-Additivity: that an additive model is appropriate


How would you determine the optimum number of animals for a research trial? - CORRECT
ANSWER- ✔✔A power analysis can be used to estimate the minimum sample size required
for an experiment, given a desired significance level, effect size, and statistical power.


The 3Rs - CORRECT ANSWER- ✔✔Replacement: use alternative methods that do not
require live animals


Reduction: using most appropriate number of animals for each project


Refinement: minimizing suffering and improving animal welfare


Randomized complete block design - CORRECT ANSWER- ✔✔each block has an equal and
complete number of treatments, which are randomly distributed within each block


Completely randomized design - CORRECT ANSWER- ✔✔the treatments are assigned to all
the experimental units completely by chance


3 principles of experimental design - CORRECT ANSWER- ✔✔replication - each treatment
tested on more than 1 experimental unit


randomization - allocation of treatments to express units is random


local control - more than one treatment

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