ED 490:
ED 490 Some important terms and concepts # Cause and effect # Experimental research # Variables # Independent variable # Dependent Variable # Randomization # Control Group/Treatment Group
ED 490:
ED 490 # Validity: Internal Validity External Validity # Hypothesis: Null Hypothesis # Statistical Significance: Probability p>.05, p>.01 # Correlation Correlation Coefficient -1.00 and +100
ED 490:
ED 490 Quantitative Research: Collection and Analysis of numerical data to explain or predict phenomena. Qualitative Research: Collection and analysis of narrative, visual or document data to gain insights
ED 490:
ED 490 Standard Deviation : The spread between test scores also known as the variance, more precisely the square root of the variance.