Emily is preparing cookies for her friends. She is at the market where she sees a 14-ounce bag of chocolate chips for $3.50. The market also sells a 24-ounce bag of chocolate chips for $5.28. Which size bag is the better buy?

Ameteorologist is studying the monthly rainfall in a section of the brazilian rainforest. she recorded the monthly rainfall, in inches, for last year. they were: 10.4, 10.3, 11.7, 11.1, 8.0, 4.4, 2.6, 1.8, 2.5, 4.4, 7.3, 9.5 fill in the missing values in the formula. what is the variance?