(Round to two decimal places). The sample standard deviation is: [ Select ] (Round to two decimal places). The first quartile is: [ Select ] The median is: [ Select ] The third quartile is: [ Select ] Find the weight that corresponds to 2 standard deviations above the mean. [ Select ] (Round to two decimal places). If the observed weight is 3 lbs, how many standard deviations below the mean is this weight? [ Select ] (Round to two decimal places).