A Statistics Teacher Wants to See If There Is Any

question 65

Multiple Choice

A statistics teacher wants to see if there is any difference in the abilities of students enrolled in statistics today and those enrolled five years ago.A sample of final examination scores from students enrolled today and from students enrolled five years ago was taken.You are given the following information. ​ The p-value for the difference between the two population means is

• A) .0013.
• B) .0027.
• C) .4987.
• D) .9987.

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Definitions:

Uranium Isotope

Variants of the element uranium that contain the same number of protons but different numbers of neutrons in their nuclei, with different isotopes having different nuclear properties.

Radioactive Material

Substances that emit radiation as a result of the spontaneous disintegration of atomic nuclei.

Strip Mines

Large, open-pit mines where layers of soil and rock are removed to access underlying minerals.

Underground Machines

No definitive context, but likely refers to equipment used for underground operations such as mining or tunnel construction.