Sensation, Attention & Perception-Signal Detection Theory (CBSE-NET (UGC) Psychology (Paper-II & Paper-III)): Questions 1 - 4 of 9

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Question number: 1

» Sensation, Attention & Perception » Signal Detection Theory

Appeared in Year: 2014

MCQ▾

Question

In which case the sensitivity “d” shall be high in a signal detection task?

(June)

Choices

Choice (4) Response

a.

When proportion of hit responses exceeds the proportion of false alarm responses a lot.

b.

When proportion of false alarm responses exceeds the proportion of hit responses a lot.

c.

When proportion of hit responses exceeds the proportion of false alarm responses a little.

d.

When proportion of hit responses and the proportion of false alarm responses are equal.

Question number: 2

» Sensation, Attention & Perception » Signal Detection Theory

Appeared in Year: 2013

MCQ▾

Question

Receiver Operating Characteristic Curve describes: (December)

Choices

Choice (4) Response

a.

As the number of sensation untis grows arithmetically the stimulus intensity grows geometrically

b.

Detection of a change in a stimulus is related to the magnitude of the stimulus

c.

The smallest difference between two stimuli ecessary to detect them as different

d.

The relationship between the proportion of hits and false alarms for a constant stimulus intensity

Question number: 3

» Sensation, Attention & Perception » Signal Detection Theory

Appeared in Year: 2014

MCQ▾

Question

A projection apparatus used to show visual stimuli for very brief duration is (December)

Choices

Choice (4) Response

a.

Visual Cliff

b.

Trapezoidal Window

c.

EEG Apparatus

d.

Tachistoscope

Question number: 4

» Sensation, Attention & Perception » Signal Detection Theory

Appeared in Year: 2014

Match List-Ⅰ List-Ⅱ▾

Question

Match the items of List - I (Theory) with List - II (Description) and mark your answer with the help of the codes given below: (December)
List-Ⅰ (List - I (Theory) ) List-Ⅱ (List- II (Description) )

(A)

Absolute Threshold

(i)

Evaluation of the separate effects of the observer’s sensory capacity and response bias.

(B)

The Fechner Law

(ii)

Sensory subjective magnitude grows in promotion to the intensity of the stimulus raised to a power.

(C)

Stevens Power Law

(iii)

The minimal amount of stimulus energy required for a detection of a stimulus.

(D)

Theory of Signal Detection

(iv)

Larger and larger inputs in stimulus energy are required to obtain a corresponding sensory effect.

Choices

Choice (4) Response
  • (A)
  • (B)
  • (C)
  • (D)

a.

  • (i)
  • (iv)
  • (iii)
  • (ii)

b.

  • (iii)
  • (iv)
  • (ii)
  • (i)

c.

  • (i)
  • (ii)
  • (iv)
  • (iii)

d.

  • (i)
  • (ii)
  • (iii)
  • (iv)

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