what is the first term of the geometric sequence having -27/512 as the 4th term and -243/8192 as the 6th term

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

Write the sentence as an equation. b increased by 281 is d

How far is x from 5 on a number line?