The Following Table Shows the Age Distribution of a Sample

question 65

Short Answer

The following table shows the age distribution of a sample of 180 students at a local college.
AGE DISTRIBUTION OF 180 STUDENTS AT A LOCAL COLLEGE
$\begin{array}{|c|r|}\hline \text { Age Category } & \text { Number of students } \\\hline 15-19 & 36 \\\hline 20-24 & 44 \\\hline 25-29 & 60 \\\hline 30-34 & 38 \\\hline 35-39 & 2 \\\hline \text { Total } & 18 \\\hline\end{array}$
a. Of the students in the sample, what percentage is younger than 20 years of age?
b. What percentage is at least 30 years of age?
c. Based on this sample, what percentage of the students at the college do you estimate to be younger than 25 years of age?

Understand genetic factors affecting aging.

Comprehend the role of diet and environmental adaptations in aging.

Grasp changes in population demographics and their significance.

Recognize universal and individual aging processes.

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Definitions:

Checking Accounts

Bank accounts that allow for both deposits and withdrawals, typically used for day-to-day financial transactions.

Focus Group

A research method where a small, diverse group of people whose reactions are studied especially in response to new products or policies.

Promotional Campaigns

Marketing strategies designed to increase awareness, interest, and sales of a product or service through various communication channels and activities.

Income

Earnings received by an individual or entity, typically in the form of wages, salaries, or revenue from investments.