bbostter501 bbostter501

15-04-2024
Physics

contestada

A sample of 35 observations has a mean 80 and S.D. as 4. A second sample of 65 observations from the same population has mean 70 and S.D. as 3. The SD of the combined sample is:

Respuesta :

Otras preguntas

What is the second link in the chain of transmission? a) infectious agent b) portal of entry c) portal of exit d) eservoirs

Is self control (self-control) hyphenated?

parcc chapter 7 pythagorean theorem

A type of expression that contains a variable or variables is called. Its a 9 letter word

How do I round 116, 945 to the nearest 100

Anyone know the answer to this?

Harper's house is 30 feet wide and 45 feet long. On a scale drawing, the house is 4 inches wide and 6 inches long, and Harper's bedroom is 1.2 inches wide and

Besides biological reasons, what other issues affect teens’ sleep habits?

What supports an essay's thesis? a. a hook b. evidence c. a concession d. an introductionc. evidence supports an essay's thesis?

Determine the mass in grams of 1.35 mol Fe