A data set about speed dating includes "like" ratings of male dates made by the female dates. the summary statistics are n=188,x overbarxequals= 5.81,s=1.97. use a 0.05 significance level to test the claim that the population mean of such ratings is less than 6.00. assume that a simple random sample has been selected. identify the null and alternative hypotheses,test statistic, p-value, and state the final conclusion that addresses the original claim. determine the test statistic