allery6 क्रमांकांची सरासरी 8 आसा. 12 हो क्रमांक काडून उडयल्यार उरिल्ल्या 5 ची सरासरी अशी आसा:
A7
B7.5
C7.2
D8
Answer & Solution
Correct answer: C. 7.2
1. सगळ्या सांची वट्ट संख्या सोदून काडात: 8 x 6 = 48. 2. 12 काडून उडयल्यार वट्ट 48 - 12 = 36 मेळटात 3. पांच आंकडे उरतात. 4. म्हणल्यार नवी सरासरी 36 / 5 = 7.2. 5. सरासरी पडटा कारण काडिल्लो आंकडो, 12, पोरन्या सरासरी 8 परस चड आशिल्लो _स्त्रोत: अभ्यासक्रम गणित, Ch 13 'सांख्यिकी', S13.2 गट केल्ल्या डेटाचें सरासरी_
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