Since the correlation between the expected z-scores and the observed data, that is normally distributed. (Round to three decimal places as needed.) . exceeds the critical value 0.928 , it El reasonable to conclude that the data come from a population The data shown below represent the age (in weeks) at which babies first crawl, based on a survey of 12 mothers. Complete parts (a) through (c) below. 52 30 44 35 0 47 37 56 26 37 28 30 35