# 1pilihanWhat is correlation in statistics?A measure of association between two variablesThe cause of a phenomenonA type of graphA method of data collection
# 2pilihanWhat does a correlation coefficient of 0 mean?No relationship between x and y.Perfect positive relationship between x and y.Perfect negative relationship between x and y.Moderate relationship between x and y.
# 3pilihanWhat is regression analysis used for?Predicting the value of a dependent variableDetermining the mean of a datasetCreating a histogramMeasuring standard deviation
# 4pilihanWhat is the primary difference between correlation and regression?Correlation measures strength; regression predicts valuesCorrelation uses graphs; regression does notRegression uses tables; correlation does notBoth are the same