A Lab Orders 100 Rats a Week for Each of the 52

question 48

Multiple Choice

A lab orders 100 rats a week for each of the 52 weeks in the year for experiments that the lab conducts.Suppose the mean cost of rats used in lab experiments turned out to be $13.00 per week.Interpret this value.

• A) Most of the weeks resulted in rat costs of $13.00.
• B) The expected or average cost for all weekly rat purchases is $13.00.
• C) The median cost for the distribution of rat costs is $13.00.
• D) The rat cost that occurs more often than any other is $13.00.

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Definitions:

Reunited

The process of bringing together or coming together again after being separated.

Sex-linked

Genetic traits that are associated with genes located on sex chromosomes, often resulting in differences between males and females.

Chromosomes

Structures within cells that contain DNA and carry genetic information for the inheritance of traits.

Genetic Differences

Variations in the DNA sequences among individuals, which can influence a wide range of physical attributes, behaviors, and susceptibility to diseases.