AP BIOLOGY

EVOLUTION

SOURCES OF VARIATION IN A POPULATION

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Which type of data would student height be categorized as?
A
Categorical
B
Continuous
C
Discontinuous
D
Normal
Explanation: 

Detailed explanation-1: -A variable is said to be continuous if it can assume an infinite number of real values within a given interval. For instance, consider the height of a student. The height can’t take any values. It can’t be negative and it can’t be higher than three metres.

Detailed explanation-2: -Continuous data is data that can take any value. Height, weight, temperature and length are all examples of continuous data.

Detailed explanation-3: -Examples of continuous data include height, weight, and temperature. Statisticians divide continuous data into two types that you measure using interval and ratio scales.

Detailed explanation-4: -Most physical measures, such as height, weight, systolic blood pressure, distance etc., are interval or ratio scales, so they fall into the general “continuous “ category. Therefore, normal theory type statistics are also used when a such a measure serves as the dependent variable in an analysis. Counts are tricky.

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