A line passes through the point (4,2) and has a slope of 2

Asimple random sample of size nequals14 is drawn from a population that is normally distributed. the sample mean is found to be x overbar equals 70 and the sample standard deviation is found to be sequals13. construct a 90% confidence interval about the population mean

Which basic geometric term has no width, no length, and no thickness? line b. point c. angle d. plane

Which representation has a constant of variation of -2.5