TABLE 7-1 Times Spent Studying by Students in the Week Before Final

question 149

Short Answer

TABLE 7-1
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 Table 7-1, 5% of all the samples of 4 will have a sample mean of at least how many hours above the population mean?

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Definitions:

Gaseous Byproduct

A gas produced unintentionally during a chemical reaction or a manufacturing process.

IUPAC Name

The systematic name assigned to a chemical substance, based on the rules of the International Union of Pure and Applied Chemistry (IUPAC).

IUPAC Name

The recommended naming of chemical compounds according to the guidelines set by the International Union of Pure and Applied Chemistry.

Fischer Projection

A method for depicting three-dimensional organic molecules in two dimensions using vertical lines for groups going back and horizontal lines for groups coming forward.