In Canada, the number of new Covid-19 cases reported daily

Last updated: 8/11/2022

In Canada, the number of new Covid-19 cases reported daily in June are the following: 758, 706, 675, 641, 609, 722, 642, 545, 409, 474. Find the variance of the number of new daily cases in June. Round the answer to two decimal places if needed.