Probability & Statistics MCQs Part II

1) The regression lines are 4x-5y-33=0, 2x-9y+107=0 then find the mean of x and ya) 13, 17b) 12, 13c) 15, 13d) none of these 2) a) b) c) d) 3) The tangent of the angle between the lines of regression y on x and x on y is 0.6 and a) -0.5b) 0.3c) 0.5d) -0.3 …

Probability & Statistics MCQs Part I

1) In an entrance test there are multiple choice questions. There are four possible answers to each question of which one is correct. The probability that a student knows the answer to a question is 90%. If he gets correct answer to a question, then the probability that he was guessing isa) b) c) d) …

Statics MCQs Part I

1) A body is on the point of sliding down an inclined plance under its own weight. If the inclination of the plane to the horizon be , the angle of friction will bea) b) c) d) 2) A body consists of a solid cylinder with radius a and height a together with a solid …

Statics MCQs Part II

1) ABCD is quadrilateral. Forces represented by act on particle. The resultant of these forces isa) b) c) d) 2) If forces acting at a point can be represented by the sides of a triangle taken in order thena) b) c) d) 3) If forces of 12, 5 and 13 units weight balance at a …