Question

please solve this problem​

Answer 1

Answer:

Step-by-step explanation:

Here assumed mean , a=145di=xi−a=xi−145ui=dih=di10∑fi=50∑fiui=24h=10Mean=a+(∑fiui∑fi)×h=145+(2450)×10=145+4.8=149.8 ANS...Mean is 149.8 .

Hope this helps you

Please mark me as brainliest