Realgrades

Defining Experimental Methodology - correct answer Evaluate the influence of some input variable on some output variable while controlling for all other extraneous variables Requirements of Causality - correct answer Whether changes in the IV(s) cause subsequent changes in the DV(s) ex: Facebook Use ----> Grades Manipulation of the Independent Variable - correct answer ...

The independent-samples test is designed to measure _____________ between two samples that are independent of each other or two subsets within the same sample - correct answer Mean differences A ______________ t-test for two samples means is appropriate when we can assume that the population standard deviations are equal - correct answer Pooled variance Even if the means in the population are equa...

nominal - correct answer Naming or labeling (example: color of your eyes) Ordinal - correct answer being of a specified position or order in a numbered series interval/ratio - correct answer Ordering and exact distances Stages of Social Research - correct answer 1) Develop hypothesis 2)Develop instrum...

Retrospective Study - correct answer A retrospective study gathers historical data through records. The outcomes have already occurred before the study Observational Study - correct answer A type of study in which individuals are observed or certain outcomes are measured. No attempt is made to affect the outcome. Designed Experiment - correct answer I...

Hypothesis Statements are made about: - correct answer Population parameters Type I Error - correct answer Rejecting null hypothesis when it is true Probability of Type I Error - correct answer alpha Type II Error - correct answer failing to reject a false null hypothesis Probability of Type II Erro...

parameter: mu statistic: x bar - correct answer What variables are used for parameter and statistic of interest? Null: mu1 - mu2 = change alt: mu1 - mu2 > < no= change - correct answer testing hypothesis on the difference in means, variance known (What is the null and alternative hypothesis?) reject null (statistically significant) - correct answer ...

What is the goal of hypothesis testing? - correct answer to test a hypothesis regarding a single mean ______________ is always located in the null hypothesis and the hypotheses are always in terms of the _________________. - correct answer Equality; parameters What are the three choices for the alternative hypothesis? - correct answer 1. u > u_o 2...

multiplication rule - correct answer the number of ways to complete an operation is the product of the number of ways to complete each step permutation - correct answer an ordered sequence of the elements combination - correct answer a subset of r elements that can be selected from n elements where order doesn't matter probability of an event in a...

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is a restructuring of the Citizens Army Training - correct answer CAT It is a component of ______, separate from MAPEH in the grade 10 level. - correct answer MAKABAYAN It is a component of MAKABAYAN, separate from ____ in the grade 10 level. - correct answer MAPEH "The State recognizes the vital role of the youth in nation-building and shall prom...