The correct answer is validity.
Validity refers to the ability of a test or study to actually to measure what <span>researchers think it measures</span> or what it is designed to measure. For instance, if a test or study aims to measure a population sample's blood alcohol level, but ends up measuring blood sugar levels instead, it lacks validity, because it did not measure what it set out to measure.
Answer:
Vertisols
Explanation:
If you lived in parts of Texas or California and your house foundation crumbled because the soil swelled when it was wet and cracked when it was dry, chances are that the soil would be a(n) vertisols.
Vertisol is a type of soil that it soil order is adapted to wet-dry cycles( found in dry area with low humidity)with little organic matter and there is a high content of expansive clayey minerals characterized by the dominant presence of smectite clay in the soil. These soils form deep wide cracks from the surface downward when they are dry out (i.e, they shrink when dry) and swell when moistened.
Answer:
C. downward social mobility
Explanation:
Many young people complete their education and find it impossible to afford a new home despite having a well-paying job, yet their parents had a very different experience. This is an example of <u>downward social</u> mobility.
Downward social mobility is a movement from a higher social level to a lower social level. Young people move from a higher social class provided by their parents to a lower social class when independent due to a variety of reasons such as poor financial management, and inflation.
Answer:
fixed interval schedule of reinforcement is the correct answer.
Explanation: