MULTIPLE CHOICE QUESTION What does it mean to have a piecewise-defined function? To have only a linear function
To have more than one function
To have a function that is graphed wisely​

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

15 there is a line that includes the point 0,10 and has a slope of 7/4. what is it’s equation in slope intercept form

Determine the area of a triangle with (see picture below)