That there is evidence of electrical failure given that there was a gas leak. Enter your answer in accordance to the item b) of
the question statementEntry field with incorrect answer 0.55 (c) That there is evidence of a gas leak given that there is evidence of electrical failure.
2 answers:
Answer:
a) 0.84
b) 0.643
c) 0.931
Explanation:
Given:
The complete missing question is as follows.
" The maintenance firm has gathered the following information regarding the failure mechanism for 100 air conditioning systems:
Evidence of Gas Leaks
Yes No
Evidence of Electrical Failure Yes 54 4
No 30 12
Find:
a)The failure involves a gas leak
b)That there is evidence of electrical failure given that there was a gas leak.
c)That there is evidence of a gas leak given that there is evidence of electrical failure.
Solution:
"Refer to the attachment for the solution"
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Answer:
R =
Explanation:
The mappings always involve a translation and a rotation of the matrix. Therefore, the rotation matrix will be given by:
Let and
be the the angles 60⁰ and 30⁰ respectively
that is = 60⁰ and
= 30⁰
The matrix is given by the following expression:
The angles can be evaluated and left in the surd form.