Solve the Problem. -Due to a Lack of Funding, the Number of Students

question 157

Multiple Choice

Solve the problem.
-Due to a lack of funding, the number of students enrolled at City College went from 8000 last year to 3000 this year. Find the percent decrease in enrollment. (Round to the nearest tenth of a percent, if necessary.)

• A) 37.5%
• B) 166.7%
• C) 62.5%
• D) 266.7%

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Definitions:

Margin of Error

An expression of the amount of random sampling error in survey results, indicating a range within which the true population parameter is expected to lie.

Sample Size

The number of individual observations or data points collected and used in a statistical analysis.

Surgical Site Infections

Post-surgical infections that arise in the area operated on.

Significance Level

The threshold at which the null hypothesis of a statistical test is rejected, representing the probability of a Type I error.