Aball is thrown straight up into the air, 8ft to the right of the house, which is at the origin. for which values a, b, and c will ax + by = c represent the path of the ball?

Summary statistics given for independent simple random samples from two populations. use the pooled t-interval procedure to obtain specified confidence interval. x1=71.6, s1=3.9, n1=11, x2=67.9, s2=3.4, n2=9 determine a 99% confidence level.