. Calculate the variance (S2) and the standard deviation (SD) of the seed weights. These values give you a sense of how variable the data in a particular set of measurements actually are

Can someone i have no idea of how to do this.

The ancestors of plants that lived in water had plenty of water for the young. angiosperms are a group of land plants that evolved a reproductive trait for living on land. this trait protect young plants by allowing them to grow only when water is present and the conditions for healthy development are right. what trait most likely young angiosperms in this way?

In which squares should the phrase "green pods" appear a) a and d b) b and e c)a,c, and d d)a,b,c,d and e