HELLP YALL THIS IS DUE TOMMOROW PLEASE ANSWER A AND B PICTURE ATTACHED

What values of data might affect the statistical measures of spread and center

Astandard american eskimo dog has a mean weight of 30 pounds with a standard deviation of 2 pounds. assuming the weights of standard eskimo dogs are normally distributed, what range of weights would 99.7% of the dogs have? approximately 26–34 pounds approximately 24–36 pounds approximately 28–32 pounds approximately 29–31 pounds

In the xy-plane, if the parabola with equation passes through the point (-1, -1), which of the following must be true?