SCENARIO 7-7 Times Spent Studying by Students in the Week Before Final

question 210

Short Answer

SCENARIO 7-7
Times spent studying by students in the week before final exams follow a normal distribution with standard deviation 8 hours.A random sample of 4 students was taken from a population of 50 in order to estimate the mean study time for the population of all students.Use the finite population correction.
-Referring to Scenario 7-7,what is the probability that the sample mean exceeds the population mean by more than 2 hours?

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Definitions:

Estoppel

A legal principle that prevents a party from asserting a claim or right that contradicts what they have previously stated or agreed to by their actions.

Express Authority

Pertains to the power explicitly granted by one party to another, typically in writing, to perform specific acts or functions.

Implied Authority

Powers not expressly stated but assumed to be granted in order for an individual to carry out duties effectively.

Apparent Authority

A situation where a third party reasonably believes an individual has the authority to act on behalf of another (such as an employer), even if that person does not have actual authority.