Question 53Asked in BPSC TRE 1.0 (2023) Mathematics Class 9-10

Consider the following frequency distribution : Class | Frequencyनिम्नलिखित आवृत्ति बंटन पर विचार कीजिए :

Consider the following frequency distribution : Class | Frequency 0–10 | 3 10–20 | 9 20–30 | 15 30–40 | 30 40–50 | 18 50–60 | 5 The modal class is
निम्नलिखित आवृत्ति बंटन पर विचार कीजिए : क्लास | आवृत्ति 0–10 | 3 10–20 | 9 20–30 | 15 30–40 | 30 40–50 | 18 50–60 | 5 मोडल क्लास होगा
  1. A20–3020–30
  2. B30–4030–40
  3. C40–5040–50
  4. DMore than one of the aboveउपर्युक्त में से एक से अधिक
  5. ENone of the aboveउपर्युक्त में से कोई नहीं
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Correct answer: (B) 30–4030–40

Explanation

The class with the highest frequency (30) is 30–40, so it is the modal class.सर्वाधिक आवृत्ति (30) वाला वर्ग 30–40 है, अतः यही मोडल क्लास है।

From BPSC TRE 1.0 (2023) Mathematics Class 9-10 — Previous Year Paper

This is question 53 of BPSC TRE 1.0 (2023) Mathematics Class 9-10 — Previous Year Paper. See all questions of this paper with answers, or attempt the paper as a timed online test to get your score and all-India rank.