In recent years, people especially children have to deal with many dangerous health problem, such as overweight, poor resistance,… Although there are some people believe that the government should take full responsibility for this problem, I think that parents and school also play very vital role in creating the issue.
<h3>What is
overweight?</h3>
More body fat than is ideal for health is what is meant by being overweight or fat. In areas with ample food options and inactive lifestyles, being overweight is extremely prevalent.
With more than 1 billion adults in the world being either overweight or obese as of 2003, excess weight had reached epidemic levels. Over 2 billion people were affected in 2013. For all age categories, there have been increases.
A healthy body needs a minimum amount of fat for the proper operation of the hormonal, reproductive, and immune systems, as thermal insulation, as shock absorption for sensitive areas, and as energy for future use. However, the buildup of excessive storage fat can limit movement and flexibility and change the way the body looks.
To learn more about overweight from the given link:
brainly.com/question/1646944
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Answer:
The company is using callbacks.
Explanation:
Callbacks are a survey technique particular of surveys carried out by phone. They are very common in this kind of survey because less than half of the interviews take place during the first call, whether for respondent's unavainability at the time of the survey, or low interest for completing the survey at that time. Maybe the person in question prefers to be interviewed in the future.
Answer: a. testing effect
Explanation:
Testing effect is a type of threat to internal validity of an experiment. Internal validity is assessing whether a factor makes a difference in an experiment or not and if it does, whether there is adequate evidence to support this correlation.
Testing as a threat to internal validity is when a second test is taken on the outcome of a first test. Other internal validity threats are history, maturation, instrument modifications.
