alleryসামান্য তির্যক একটি রাশিমালার গড় 22 এবং মধ্যমা 20। এর সংখ্যাগুরু মানের আনুমানিক মান নির্ণয় করুন।
A18
B14
C16
D20
Answer & Solution
Correct answer: C. 16
মধ্যমা = (2 mean + mode)/3 থেকে পাই, mode = 3 × 20 − 2 × 22 = 16।
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