an art curator records statistics about three new exhibits at her art museum. the mean age of the artifacts and the standard deviation, sd, for each exhibit are recorded in the table below exhibit a exhibit b exhibit cmean = 42 sd = 4.9mean = 96 sd = 3.7mean = 234 sd = 6.1use the information in the table to complete the following statement. exhibit b or c or a shows the least consistency in the age of the artifacts in the exhibit, because its mean or standard deviation is the highest or lowest .