THE NEXT QUESTIONS ARE BASED ON THE FOLLOWING INFORMATION

question 91

Essay

THE NEXT QUESTIONS ARE BASED ON THE FOLLOWING INFORMATION:
Candidates for employment at a city fire department are required to take a written aptitude test.Scores on this test are normally distributed with mean 260 and standard deviation 51.A random sample of nine test scores was taken.
-What are the mean and standard error of the sampling distribution for the mean score?

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Definitions:

C4 Pathway

The C4 pathway is a photosynthetic process in some plants that captures carbon dioxide more efficiently in hot, dry climates, enhancing their ability to fix carbon.

Light-Independent Reactions

Also known as the Calvin cycle, these are chemical reactions in photosynthesis that convert carbon dioxide and other compounds into glucose, occurring without the direct need for light.

Carbon

A chemical element with symbol C and atomic number 6, known as the basic building block of life, present in all known life forms and the basis of organic chemistry.