Answer my question..
Answers
Step-by-step explanation:
Daily wages Number xi xifi
200 - 250 12 225 2700
250 - 300 14 275 3850
300 - 350 8 325 2600
350 - 400 6 375 2250
400 - 450 10 425 4250
----- ----------
50 15650
∴ Mean = ∑fixi/∑fi
= 15650/50
= 313
Hope it helps!
Mean = 275 + ( 38/50 ) × 50
= 275 + 38
= 313