Which scatterplot suggests a linear relationship between x and y? A)I only

B)II only

C)I and II only

D)I, II, and Ill

He weights of 2-pound bags of best dog food are approximately normally distributed with a given mean  and standard deviation  according to the empirical rule, what percentage of the bags will have weights within 3 standard deviations of the mean? 47.5%68%95%99.7%