General Studies · Normal Distribution
'X' is a continuous random variable which is normally distributed with 485 as the Mean and 23 as the Standard Deviation. What percentage of items will be found between 450 and 500? (Given that the area under the normal curve from z = 0 to z = 1.52 is 0.4357, and from z = 0 to z = 0.65 is 0.2422)
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 171.94%
- 267.79%✓
- 347.72%
- 443.57%
Correct answer
67.79%
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