Question

PLZ ANSWER THIS I BEG YOU

the mean and standard deviation of a group of 50 observations is 40 and 5 if two more observations 60 and 72 are added to the set find mean and sd of 52 items​

Answer 1

Cell, in biology, the basic membrane-bound unit that contains the fundamental molecules of life and of which all living things are composedCell, in biology, the basic membrane-bound unit that contains the fundamental molecules of life and of which all living things are composed