A Teacher Is Interested in Performing a Hypothesis Test to Compare

question 33

Multiple Choice

A teacher is interested in performing a hypothesis test to compare the mean math score of the girls and the mean math score of the boys.She randomly selects 10 girls from the class and then randomly selects 10 boys.She arranges the girls' names alphabetically and uses this list to assign each girl a number between 1 and 10.She does the same thing for the boys.

• A)Paired t-test.Since the boys and girls are in the same class,and are hence dependent samples,they are can be linked.
• B)Either two-sample or paired t-test will work.
• C)One-sample t-test.The teacher should compare the sample mean for the girls against the population mean for the boys.
• D)Two-sample t-test.There is no natural pairing between the two populations.
• E)Paired t-test.Since there are 10 boys and 10 girls,we can link the two samples.

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Definitions:

Encouragement

The act of giving support, confidence, or hope to someone, often leading to increased motivation or positivity.

Competitive Games

Games designed with the objective of players or teams competing against each other to achieve victory, promoting skills such as strategic thinking and teamwork.

Vigorous Activity

Physical activities that require a large amount of effort and cause rapid breathing and a substantial increase in heart rate.

Fine Motor Skills

Skills that employ the small muscles used in manipulation, such as those in the fingers.