A Scientist Conducts a Study to Determine the Effects of the Mineral

question 26

Multiple Choice

A scientist conducts a study to determine the effects of the mineral cadmium on the weight of mice. She adds 5 mcg of the mineral to the daily diet of 100 4-week-old laboratory mice. Every week, the researcher records the weight of each mouse. At the end of the study, the scientist notes that 3 mice died, 40 mice lost weight, 40 mice gained weight, and the remaining 17 mice didn't gain or lose weight during the 12-week period. Based on this information, what would you tell the researcher about her findings?

• A) The findings are newsworthy and important enough to be published in a peer-reviewed nutrition journal.
• B) The findings are biased because the scientist used mice instead of humans in her study.
• C) The findings are not meaningful because of the way the scientist designed her study.
• D) The findings are very interesting and provide scientific proof that cadmium causes weight loss.

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Definitions:

Effort

The exertion of physical or mental energy toward the accomplishment of a task.

Sensitive

Having the capacity to perceive and respond to changes or stimuli; can also refer to an individual's susceptibility to emotional influences.

Motivated

Having a strong willingness or drive to accomplish something or pursue a particular task.

Growth Mindset

The belief that one's talents and abilities can be developed through perseverance, effort, and the process of learning.