Help asp please

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?

Hi i need i need to get all a’s and i really need some

Of the 189 miles of beaches at ocean side, 7% are privately owned 39% are owned by resorts, and 54% are public beaches. how many miles of beach are not public?