Time to review: The Following table presents the time taken to review articles that were submitted for publication to a particularjournal during a recent year. A few articles took longer than 6 months to review; these are omitted from the table. Consider the data to be a population. Time (Months) Number of Articles 0 -0.9 47 1.0 1.9 19 2.0 2.9 15 3.0 -3.9 18 4.0 4.9 12 5.0 5.9 11 .j'SemuatamEmel') (a) Approximate the variance of the times. Round the answer to at least two decimal places. The variance is . {b} Approximate the standard deviation of the times. Round the answer to at least two decimal places. The standard deviation is :l