Question
Download Solution PDFवर्ग 20 - 40 का आवृत्ति घनत्व कितना है?
|
वर्ग |
0-10 |
10-20 |
20-40 |
40-60 |
|
आवृत्ति |
12 |
16 |
14 |
8 |
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDFदिया गया है:
Frequency density is actually the frequency per unit width.
वर्ग अंतराल की आवृत्ति 20 - 40 = 14
प्रयुक्त सूत्र:
आवृत्ति घनत्व = आवृत्ति / (ऊपरी सीमा – निम्न सीमा)
गणना:
\(⇒\frac{14}{40-20}\)
\(⇒\frac{14}{20}=0.7\)
∴ आवृत्ति घनत्व 0.7 है।
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