Business Statistics BUS240 -Fall 2017 Test: EXAM EC in lieu of EXAM1 or EXAM2 if
ID: 3309275 • Letter: B
Question
Business Statistics BUS240 -Fall 2017 Test: EXAM EC in lieu of EXAM1 or EXAM2 if higher grade Submit n: 15 pts 14 of 21 (6 complete) Dofects can occur anywhere on the wheel of a car during the manufacturing process. If X is the angle where the defect ocours, m.esured from a oference line, thon X can be modeled as a uniform random variable on the interval from 0 to 360 degrees. a) What is the b) What is the probability that the defect is found between 0 and 108 degrees or between bility that the defect is found between 0 and 108 degrees? 252 and 360 degrees? a) The probability is (Round to three decimal places as needed.) 01 b) The probability is Round to three decimal places as needed.)Explanation / Answer
X~U(0,360)
A. P(0<X<108)=0.3
P(252<X<360)=0.3
B. P(0<X<108) or P(252<X<360)= 0.3+0.3=0.6
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