Answer: the correct answer is D) encourages a private solution to a particular positive-externality problem.
Explanation: it encourages a private solution because the government reduces taxes if private companies donate to charities. Donating to charities is a positive externality because it contributes to the common welfare of a country.
The correct answer for this question is this one: "b. social norms, values, and beliefs." After families, schools are the most important and obvious means through which children learn <span>social norms, values, and beliefs. </span>One reason for this is simply that children spend a significant amount of time at school: so it's very likely to influence them.
The correct answers are validity; reliability.
Answer 1: <span>The ability of a test to measure what is purports to measure is called validity.</span> Validity is defined as the ability of a test or study to actually to measure what it claims to measure. For instance, if a test aims to measure a population sample's heart rate, but ends up measuring blood sugar levels instead, it does not have validity, since it did not measure what it claimed or set out to measure. <span>
</span>
Answer 2: Reliability refers<span> to the consistency of test results.</span> Reliability can be defines as the ability of a test or measure to consistently produce the same results at different, times, settings or locations. If the same test or measure produces different outcomes or results at different times or locations, it is low in reliability.
There would still be slaves in the south
<span>Alcohol can reduce stress. It can also lessen fears and take off troubles from our mind. It is not dangerous when taken occasionally but once a person starts drinking alcohol to cope with stress; he is more likely to build a tolerance to the de-stressing effects of alcohol. This makes anxiety and stress more difficult to cope with later.</span>
