Scores on Ms

question 31

Multiple Choice

Scores on Ms. Bond's test have a mean of 70 and a standard deviation of 11. David has a score of 52 on Ms. Bond's test. Scores on Ms. Nash's test have a mean of 64 and a standard deviation of 6. Steven has a score of 52 on Ms. Nash's test. Which student has the higher standardized score?

• A)David's standardized score is -1.64 and Steven's standardized score is -2.00. Therefore, David has the higher standardized score.
• B)David's standardized score is -1.64 and Steven's standardized score is -2.00. Therefore, Steven has the higher standardized score.
• C)David's standardized score is 1.64 and Steven's standardized score is 2.00. Therefore, Steven has the higher standardized score.
• D)Cannot be determined with the information provided.

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Definitions:

Concentration Gradient

A variation in the concentration of a substance across a space, leading to diffusion or active transport phenomena.

Semipermeable Membrane

A membrane that allows the passage of certain molecules or ions but restricts others, crucial in processes like osmosis.

High Temperatures

Conditions involving elevated temperatures, often influencing chemical reactions or physical states of matter.

Activation Energy

The minimum amount of energy required to initiate a chemical reaction.