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Tamil Nadu Board of Secondary EducationHSC Commerce Class 12

Choose the correct alternative: The starting annual salaries of newly qualified chartered accountants (CA’s) in South Africa follow a normal distribution with a mean of ₹ 180,000 and a standard - Business Mathematics and Statistics

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Question

Choose the correct alternative:

The starting annual salaries of newly qualified chartered accountants (CA’s) in South Africa follow a normal distribution with a mean of ₹ 180,000 and a standard deviation of ₹ 10,000. What is the probability that a randomly selected newly qualified CA will earn between ₹ 165,000 and ₹ 175,000?

Options

  • 0.819

  • 0.242

  • 0.286

  • 0.533

MCQ
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Solution

0.242

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Distribution
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Chapter 7: Probability Distributions - Exercise 7.4 [Page 170]

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Samacheer Kalvi Business Mathematics and Statistics [English] Class 12 TN Board
Chapter 7 Probability Distributions
Exercise 7.4 | Q 16 | Page 170
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