Using 50 random numbers given below, compute the mean and standard deviation. 0.427068 0.939920 0.872603 0.882186 0.776396 0.960423 0.612027 0.907660 0.312172 0.122269 0.556790 0.737237 0.141732 0.274378 0.400353 0.090707 0.269335 0.861517 0.232150 0.999778 0.508990 0.241872 0.213616 0.263521 0.465552 0.664570 0.792486 0.050739 0.136844 0.350094 0.299752 0.279376 0.390373 0.264825 0.102346 0.252753 0.204419 0.263316 0.394927 0.701801 0.321265 0.537204 0.597068 0.995289 0.417519 0.708674 0.786805 0.895091 0.089274 0.553533