Can you please assist with the questions? Thanks!

journal during a recent year. A few articles took longer than 6 months to review; these are omitted from the table. Consider the Time to review: The following table presents the time taken to review articles that were submitted for publication to a particular lu data to be a population. E] Time (Months) Number of Articles 0 0.9 45 1.0 1.9 18 2.0 2.9 16 3.0 3.9 1'? 4.0 4.9 12 5.0 5.9 13 Send data to Excel (a) Approximate the variance of the times. Round the answer to at least two decimal planes. The varianoe is D. (b) Approximate the standard deviation of the times. Round the answer to at least two decimal places. The standard deviation is D. Question 10 of 36 (1 point) Attempt 1 of 1 2.3 Section Exercise 17a The following table presents the manufacturer's suggested retail price (in $1000s) for base models and styles of BMW automobiles. Round the data to the nearest whole number (round .5 up) and construct a stem-and-leaf plot, using the numbers 3 through 14 as the stems. Do not separate the answers with a comma. If there are no leaves, select the "None" button. 140.7 89.2 80.6 55.7 60.1 55.2 90.5 55.2 38.9 44.1 74.9 82.4 62.7 47.8 47.5 90.2 43.3 86.8 47.4 59.8 38.6 53.4 64.2 73.6 32.5 57.7 96.7 50.1 86.2 93.7 Send data to Excel