priscillainslee6764 priscillainslee6764

02-12-2017
Mathematics

contestada

Which condition must be met to conduct a test for the difference in two sample means using a z-statistic?

Respuesta :

omgrachaell omgrachaell

02-12-2017

I believe the standard deviations of the population have to be known

Answer Link

Otras preguntas

Which list describes the properties of a liquid? A. fixed volume, definite shape B. fixed volume, takes the shape of its container C. completely fills its conta

Which of these statements about Ivan IV of Russia is correct? a. He was known as "Ivan the Lovable" for his tender care of Russian nobles. b. He killed hundreds

justify why a/b x b/c x c/d x d/ e is equal to a/e when b,c,d, and e are not zero?

One tank is filling at a rate of 5/8 gallon per 7/10 hour. A second tank is filling at a rate of 5/9 gallon per 2/3 hour. Which tank is filling faster? WHY? WHY

Why do the cells in all living things need energy? A. to fuel their chemical reactions B. to help them decompose C. to communicate with other cells D. so they c

22 is 44% of what number?

The phrase "promote the general Welfare" in the Constitution refers to the idea that a. people are naturally selfish, and a government is necessary to keep orde

two objects were lifted by a machine. one object had a mass of 2 kilograms and was lifted at the speed of 2 m/s. the other had a mass of 4 kilograms and was lif

In a foreign country, half of 5 = 3. Based on that same proportion, what's one-third of 10?

The lowest common multiple of 45 and 66.