A Local Retail Business Wishes to Determine If There Is

question 52

Multiple Choice

A local retail business wishes to determine if there is a difference in preferred indoor temperature between men and women. A random sample of data is collected, with the following results (note: there are slight differences between Excel and MegaStat output in this test) : What is the decision at the 5% level of significance?

• A) Since the calculated t-value is less than the critical t-value, fail to reject the null hypothesis and conclude that there is no significant difference in the preferred room temperatures between the sexes.
• B) Since the calculated t-value is less than the critical t-value, we reject the null hypothesis and conclude that there is a significant difference in the preferred room temperatures between the sexes.
• C) Since the calculated t-value is more than the critical t-value, we reject the null hypothesis and conclude that there is a significant difference in the preferred room temperatures between the sexes.
• D) Since the calculated t-value is more than the critical t-value, we fail to reject the null hypothesis and conclude that there is a significant difference in the preferred room temperatures between the sexes.
• E) There is insufficient information to make a decision.

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Definitions:

Telepathy

The supposed communication of thoughts or ideas without using the known sensory channels or physical interaction.

ESP

Extrasensory perception, the claimed ability to gain information without relying on known physical senses or deducing from previous experience.

Parapsychology

The study of paranormal and psychic phenomena, including telepathy, precognition, and extrasensory perception.

Sensation

The way in which our sense organs and nervous system perceive and depict the energy of stimuli around us.