Instruction 8-21 The Managers of a Company Are Worried About the Morale

question 162

Short Answer

Instruction 8-21
The managers of a company are worried about the morale of their employees. In order to determine if a problem in this area exists, they decide to evaluate the attitudes of their employees with a standardised test. They select the Fortunato test of job satisfaction, which has a known standard deviation of 24 points.
-Referring to Instruction 8-21,they should sample ________ employees if they want to estimate the mean score of the employees within 5 points with 90% confidence.

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Definitions:

Specific Observations

are detailed and focused observations that are made to gather information about a particular, narrowly defined subject or phenomenon.

DNA Molecule

The molecule carrying genetic instructions for the development, functioning, growth, and reproduction of all known living organisms and many viruses.

Nucleotides

The basic building blocks of nucleic acids (DNA and RNA), composed of a sugar, a phosphate group, and a nitrogenous base.

Lipids

A broad group of naturally occurring molecules which includes fats, waxes, sterols, fat-soluble vitamins, and others, known for being a major source of energy.