GATE ME 2010 | Probability and Statistics Question 31 | Engineering Mathematics

GATE ME 2010

MCQ (Single Correct Answer)

-0.3

A box contains $$2$$ washers, $$3$$ nuts and $$4$$ bolts. Items are drawn from the box at random one at a time without replacement. The probability of drawing $$2$$ washers first followed by $$3$$ nuts and subsequently the $$4$$ bolts is

$$2/315$$

$$1/630$$

$$1/1260$$

$$1/2520$$

GATE ME 2009

MCQ (Single Correct Answer)

-0.3

The standard deviation of a uniformly distributed random variable $$b/w$$ $$0$$ and $$1$$ is

$${1 \over {\sqrt {12} }}$$

$${1 \over {\sqrt {3} }}$$

$${5 \over {\sqrt {12} }}$$

$${7 \over {\sqrt {12} }}$$

GATE ME 2009

MCQ (Single Correct Answer)

-0.3

If three coins are tossed simultaneously, the probability of getting at least one head is

$$1/8$$

$$3/8$$

$$1/2$$

$$7/8$$

GATE ME 2008

MCQ (Single Correct Answer)

-0.3

A coin is tossed $$4$$ times. What is the probability of getting heads exactly $$3$$ times?

$$1/4$$

$$3/8$$

$$1/2$$

$$3/4$$

PREVIOUS NEXT

GATE ME Subjects

Browse all chapters by subject

Theory of Machines

Vibrations Gears and Gear Trains Analysis of Plane Mechanisms Flywheel

Engineering Mechanics

Engineering Mechanics Static and Dynamics

Production Engineering

Metrology and Inspection Welding Process Metal Forming Sheet Metal Forming Processes Advance Machine Tools Metal Cutting Casting Machining

Strength of Materials

Columns and Struts Strain Energy Method Thin Cylinders Complex Stresses Deflection of Beams Springs Simple Stress and Strain Pure Bending Stresses In Beams Moment of Inertia Torsion Shear Force and Bending Moment

Turbo Machinery

Engineering Mathematics

Probability and Statistics Numerical Methods Linear Algebra Transform Theory Vector Calculus Calculus Differential Equations Complex Variable

Machine Design

Design of Bearings Design of Spur Gears Fatigue Strength Design For Static Loading Design of Brakes and Clutches Bolted Riveted and Welded Joints

Heat Transfer

Radiation Heat Exchangers Convection Conduction Fin Design and Transient Heat Conduction

Industrial Engineering

Production Planning and Control Queuing Line Balancing Forecasting Pert and Cpm Inventory Control Transportation Linear Programming Assignment Scheduling

Thermodynamics

Rankine Cycle Calculation of Work and Heat Properties of Pure Substances Second Law of Thermodynamics Entropy and Irreversibility Basic Concepts and Zeroth Law First Law of Thermodynamics Availability

General Aptitude

Numerical Ability Logical Reasoning Verbal Ability

Fluid Mechanics

Fluid Kinematics Fluid Properties Turbulent Flow Laminar Flow Fluid Statics Boundary Layer Fluid Dynamics