Newbalance7022 Newbalance7022
  • 24-05-2023
  • Mathematics
contestada

Nationally the per capita monthly per capita fuel oil bill is $120. A random sample of 36 cities in the Southeast average $78, with a standard deviation of $4. Is the difference significant?
State your null and research the hypotheses in words and using notations

Respuesta :

Otras preguntas

What is a short but good definition of the scientific method?
Why did the US Congress pass the Espionage Act in 1917?
A line has the equation y=x. It is translated up by 3 units. What is the equation of the new line?
how do you think the early people discovered how to grow food?
How did the colonist react to the battle of bunker hill?
Which of these are not eukaryotic cells? A:skin cells B:bacteria cells C: rose petal cells or D: oak leaf cells
how was the telegraph useful to people in the past?
identify a food chain that consists of a producer, a primary consumer ,a secondary consumer , and a tertiary consumer?
identify a food chain that consists of a producer, a primary consumer ,a secondary consumer , and a tertiary consumer?
John had a stock of 1200 books in his bookshop. He sold 75 on Monday, 50 on tuesday,64 on wednesday 68 on thursday and 163 on friday. What percentege of the boo