When we have pairs of ranked scores we may use a ______________ coefficient to establish the correlationQuestion 5Answera.chi square test of associationb.t-testc.spearman rank correlationd.Pearson product moment correlation

How is the correlation between two dichotomous variables measured?Pearson correlation coefficient.Spearman rank correlation coefficient.Point-biserial correlation coefficient.Kendall's tau

When is the Spearman rank correlation coefficient preferred over the Pearson correlation coefficient?

THe Correlation coefficient is also known as Group of answer choicesdegree of variabilitya random variableThe Pearson producment moment correlation coefficient.the measure of covariance

Which of the following is true about Spearman's rank correlation coefficient?Question 2Answera.It measures the strength and direction of a monotonic relationshipb.It is highly sensitive to outliersc.It can only be used with continuous datad.It assumes a linear relationship between variables

For the following data: x: 80, 78, 75, 75, 68, 57, 60, 59 y: 110, 111, 114, 114, 114, 116, 115, 117 The coefficient of rank correaltion is:a.-0.93b.0.93c.-0.98d.0.98