The Distribution of the Amount of Money Undergraduate Students Spend

question 3

Multiple Choice

The distribution of the amount of money undergraduate students spend on books for a term is slightly right-skewed,with a mean of $400 and a standard deviation of $80.If a simple random sample of 100 undergraduate students is selected,what is the probability that these students spend,on average,more than $425 on books?

• A)0.00089
• B)0.2353
• C)0.3773
• D)This can't be determined from the information given.

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Definitions:

ESP Effects

Refers to supposed "extrasensory perception" phenomena where individuals claim to have abilities beyond the known human senses, such as telepathy or clairvoyance.

Ganzfeld Procedure

A technique used in parapsychology which aims to induce a sensory-deprived environment to test for extrasensory perception.

Replicated Successfully

The process of precisely duplicating an experiment or study to verify its original findings and ensure their reliability.

Receptor Cells

Specialized cells that detect and respond to external stimuli, transmitting signals to the nervous system.