GATE 2022 XH5 (Psychology) – Question 44

Research Methods and Statistics · Statistics in Psychology: Central tendency and dispersion, normal probability curve, parametric and non-parametric tests, effect size and power analysis · 1 mark · Numerical answer

Swami gets a test score of 190, the mean is 150 and SD is 25. Assuming normal distribution, the Z score would be _____________. (round off to one decimal place)

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Correct answer: 1.59 to 1.61

Explanation

$z = \frac{190 - 150}{25} = 1.6$.