On September 11, 2001, terrorists flew two hijacked airplanes into the World Tra

Question

On September 11, 2001, terrorists flew two hijacked airplanes into the World Trade Center (WTC) in lower Manhattan in New York City (NYC), destroying both towers of the WTC. As of August 16, 2002, a total of 2, 726 death certificates related to WTC attacks had been filed.

(Hint: Use lower case. No partial credit)

1. Of these 2, 726 decedents, 2,103 (77%) were males and 623 (23%) were females. What is the mode for gender? __________________

2. The median age for these decedents was 39 years. How do you interpret this? ________________________

3. Of these 2,726 decedents, 1,659 (61%) were non-Hispanic white males, 407 (15%) were non-Hispanic white females, 177 (6%) were Hispanic males, 81 (3%) were Hispanic females, 136 (5%) were non-Hispanic black males, 79 (3%) were non-Hispanic black females, 122 (4%) were Asian/Pacific Islander (API) males, and 54 (2%) were API females. What is the mode for the racial/ethnic and sex group. ____________________________

Explanation / Answer

1:

Mode is the data value or category that has highest freqeuncy.

Mode gender: male

2:

Median shows the middle value of ordered data set. It shows 50%  decedents have age graeter than 39 years and 50% have age less than equal to 39 years.

3;

Mode: 1,659 (61%) were non-Hispanic white males

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