Suppose a 99% Confidence Interval for the Mean Weight of High

question 74

Multiple Choice

Suppose a 99% confidence interval for the mean weight of high school girls (in pounds) is calculated as (102.3,106.5) .If we had measured the weights of each of the girls in kilograms (2.2 pounds = 1 kilogram) ,then the confidence interval for the mean weight of high school girls in kilograms would have been

• A)(104.5,108.7).
• B)(46.5,48.4).
• C)(225.06,234.3).
• D)(100.1,104.3).

---

Definitions:

Quantitative Analysis

A method of inquiry employing statistical, mathematical, or computational techniques to examine properties or phenomena and express results numerically.

Qualitative Analysis

In microbiology, identification of bacteria present in a specimen by the appearance of colonies grown on a culture plate.

Substances

Materials or compounds that have a distinct physical presence and chemical composition.

Resident Normal Flora

Bacteria, fungi, and protozoa that have taken up residence either in or on the human body. Some of these organisms neither help nor harm the host and some are beneficial, creating a barrier against pathogens.