Blah+Blah=?
Me don’t know

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 statements regarding efg are true? check all that apply.

In which form is the following function written? y = - 2(x – 3)(x + 5)