Random Samples of Size 81 Are Taken from an Infinite

question 59

Short Answer

Random samples of size 81 are taken from an infinite population whose mean and standard deviation are 45 and 9, respectively. The mean and standard error of the sampling distribution of the sample mean are: $\begin{array}{|l|l|}\hline\text { A. } & 9 \text { and } 45 . \\\hline \text { B. } & 45 \text { and } 9 . \\\hline \text { C. } & 81 \text { and } 45 . \\\hline \text { D. } & 45 \text { and } 1 . \\\hline\end{array}$

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Definitions:

Active Transport

The movement of molecules across a cell membrane from a region of lower concentration to a region of higher concentration, requiring energy in the form of ATP.

Distal Convoluted Tubule

A portion of the nephron in the kidney where salt and water balance are regulated, and certain substances are reabsorbed into the blood.

Glucose

A basic form of sugar that serves as a crucial source of energy in living beings and forms a part of various carbohydrates.

Reabsorbed

The process by which substances are taken back into the bloodstream from the kidneys or other organs during filtration.