There are a total of Forty seven questions in the math section of the psat.
Answer:
D.
Explanation:
TOEFL is a marker for how good your english is. Most colleges would ask that you take it if you are not a native speaker or have not done many classes in English. This is so that they know you can understand the lessons conducted in colleges
The scientists ensure that their results are reliable by repeating trials.
Given that scientists ensure that their results are reliable.
We are required to tell the way how scientists ensure that their results are reliable.
Reliability is basically defined as the probability that a product, system, or service will perform its intended function adequately for a specified period of time, or will operate in a defined environment without failure.
Reliability increases from repeating trials.It is like vaccines. Firstly the trials to be made on small number of persons, then the numbers increases and then ultimately the trials are done on the large number of persons.
Hence the scientists ensure that their results are reliable by repeating trials.
Learn more about reliability at brainly.com/question/1265793
#SPJ4
1. TRUE. The Consumer Law was to help prevent or detect business frauds.
2. Written Contracts (Oh gosh I really dont remember this one. You should double check this
3. C.
You will not necessarily get a higher salary. You will meet more people and possibly find more jobs to apply to, and also learn a lot from others.
