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ExtremeBDS [4]
3 years ago
7

Dr. Smith is conducting a research study on age differences in intelligence. He assesses the intelligence of 5-, 10-, 15-, and 2

0-year-old participants on the same date and compares their results on an IQ test. What type of research is Dr. Smith conducting?
Social Studies
1 answer:
lawyer [7]3 years ago
8 0

Answer:

<em>Cross sectional research </em>

Explanation:

Research is cross-sectional when it has to be performed on a given group that have common characteristics, and it is performed at the same time instance. It is used in developmental psychology to study the participants of different age interest at a given time. The characteristics of Cross-sectional research are;

  1. It takes place at the same time and location
  2. The participant share some things in common
  3. The variables are real variables and can not be statistically manipulated
  4. It can study many characteristics, same time.

<em>Dr smith in our illustration chose participant from different ages, these participants have one thing in common which is the age. Also, Dr smith is carrying out this study same time by comparing the participant in the same age bracket, The study carried out by Dr Smith is cross-sectional research.</em>

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Variability

This refers to a number or measure of the observed differences in the value of a variable that is from one unit of observation to another unit.

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This is usually refered to as a type of variability that is unexplainable (not accounted for) for by a one or a known source, but that comes from effects or the combinations of extraneouss variables, measurement error, and noise.

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