Question

answer this question

Answer 1

Answer:

Step-by-step explanation:

Mean = sum of fi × sum of xi/ sum of fi

Sum of fi = 3+4+5+7+10

=29

Sum of xi=3+4+8+5+10

=30

Mean = 29 × 30/29

=870/29

30

Answer 2

Hey mate here is your answer.
Hope it helps.....
Please mark it Brainliest if it does