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1
GATE ME 2005
MCQ (Single Correct Answer)
+1
-0.3
Using given data points tabulated below, a straight line passing through the origin is fitted using least squares method. The slope of the line is GATE ME 2005 Engineering Mathematics - Probability and Statistics Question 34 English
A
$$0.9$$
B
$$1$$
C
$$1.1$$
D
$$1.5$$
2
GATE ME 2005
MCQ (Single Correct Answer)
+1
-0.3
A lot had $$10$$% defective items. Ten items are chosen randomly from this lot. The probability that exactly $$2$$ of the chosen items are defective is
A
$$0.0036$$
B
$$0.1937$$
C
$$0.2234$$
D
$$0.3874$$
3
GATE ME 2002
MCQ (Single Correct Answer)
+1
-0.3
A regression model is used to express a variable $$Y$$ as a function of another variable $$X.$$ This implies that
A
There is a causal relationship between $$Y$$ and $$X$$
B
A value of $$X$$ may be used to estimate a value of $$Y$$
C
Values of $$X$$ exactly determine values of $$Y$$
D
There is no causal relationship between $$Y$$ and $$X$$
4
GATE ME 1998
MCQ (Single Correct Answer)
+1
-0.3
The probability that two friends share the same birth-month is
A
$$1/6$$
B
$$1/12$$
C
$$1/144$$
D
$$1/24$$
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