Answer:
The answer is 
Explanation:
This is because, if it takes 2 hours to detect 2 defects, In 24 hours, the total defect to be detected is 24.
The probabilty of less than (Total) of 4 defect =
1 - probability of it been 4 (in an entire shift)
probability of been 4 = 
= 
Therefore,
probability of less than 4 = 
=
Answer
Personal reference
Explanation:
a personal reference introduction begins with one's personal introduction or personal reference to identity such as the case above where the speaker makes personal reference to previous membership (graduate) of the State University, inadvertently introducing himself in this manner.
Answer:
Individuals often graduate college thousands of dollars in debt.
Answer:export
Explanation:An export in international trade refers to those goods and services that are originally produced from another country or state but are sold into other countries such that they get transported from their country of origin to another country, so out of that state. When they reach this other country which bought them , the foreign country becomes an importer so they are imported into that country. They are crucial in that the exporting country can boost their economy through these goods as they receive a huge money from selling them to other countries.
