CORRELATE
AN EXAMPLE OF A TOOL TO TEST RELATIONSHIP.
Pearson R, Spearman Rho, Point Biserial, Phicoefficient, Tetrachoric, Kendall Coefficient of Concordance
AN EXAMPLE OF THIS VARIABLE IS AGE AND WEIGHT. WHAT TYPE OF NUMERICAL VARIABLE IS THIS?
CONTINUOUS VARIABLE
WHAT STATISTICAL TOOL IS USED TO TEST FOR RELATIONSHIP BETWEEN TWO CONTINUOUS VARIABLES?
PEARSON R OR PEARSON PRODUCT MOMENT CORRELATION
-Only measures DV 1 time
-Two groups
MANN WHITNEY U TEST
WHAT TYPE OF VARIABLE CAN BE COUNTED, SUCH THAT EACH VALUE HAS A NEXT AND/OR PREVIOUS VALUE?
EXAMPLE: # OF STUDENTS, # OF CARS AND CATS
DISCRETE VARIABLE
WHAT VARIABLES ARE INVOLVED WHEN USING SPEARMAN RHO?
A TEST TO MEASURE DIFFERENT BETWEEN ORDINAL VARIABLES?
MANN WHITNEY U TEST, WILCOXON SIGNED RANKED TEST, KRUSKAL WALLIS, FRIEDMAN TEST
CONTINUOUS VARIABLE INVOLVES TWO TYPES OF SCALE OF MEASUREMENT WHAT ARE THESE?
INTERVAL
RATIO
WHAT STATISTICAL TOOL IS APPLICABLE FOR THIS RESEARCH TITLE?
"Relationship between Academic Stressors and Learning Preferences of Senior High School Students"
Pearson r: if both variables are interval/ratio and sample size is 30 or more per group then use.
Spearman Rho: If the variables are ordinal in scale
Phi-coefficient: is variables are dichotomous
WHAT IS THE TEST TO MEASURE DIFFERENCE IN THE RESEARCH TITLE?
"A Comparison of Academic Performance Between Online and Face-to-Face Learners"
Independent Samples T-Test
A researcher is conducting a study on the physical fitness of students in a school. The researchers measures the height of the students (measured in centimeters).
Continuous