Rename the covidZ worksheet q and position it sequentially in your workbook. In the renamed worksheet, write formulas using the appropriate summary statistical functions (countif, sumif, averageif. ..) to provide the following information: a) How many countries has "land" in its name? b) What are the average total cases of countries with below average Tests Per 1M pop? c) What are the total population of countries with Total Deaths below 100