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klasskru [66]
3 years ago
13

The quality assurance department of a chair factory samples daily production to test for the strength of the chairs being produc

ed. What is the population they are testing for quality?
Mathematics
2 answers:
Thepotemich [5.8K]3 years ago
6 0
This is one of those statistical follow-up questions and had to look for the options. Since the department of quality assurance is assessing the durability of the chairs being produced, the population that they are testing for quality is ALL THE CHAIRS THEY PRODUCED. Hope this helps.
weqwewe [10]3 years ago
4 0
One day's production.
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As explain in the question

An upper triangular matric is square matrix with all zeros below its daignal. A lower triangular matrix is a square matrix with all zeros above its diagonal.

(as shown in the attached image)

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