Ex 14.4

Ex 14.4, 1
Important
Deleted for CBSE Board 2022 Exams

Ex 14.4, 2 Deleted for CBSE Board 2022 Exams

Ex 14.4, 3 Important Deleted for CBSE Board 2022 Exams

Ex 14.4, 4 Deleted for CBSE Board 2022 Exams

Ex 14.4, 5 Important Deleted for CBSE Board 2022 Exams You are here

Ex 14.4, 6 (i) Important Deleted for CBSE Board 2022 Exams

Ex 14.4, 6 (ii) Deleted for CBSE Board 2022 Exams

Last updated at Sept. 22, 2018 by Teachoo

Ex 14.4, 5 Find the mean salary of 60 workers of a factory from the following table: Salary (in Rs) Number of workers 3000 16 4000 12 5000 10 6000 8 7000 6 8000 4 9000 3 10000 1 Total 60 3000 Γ 16 = 48000 4000 Γ 12 = 48000 5000 Γ 10 = 50000 6000 Γ 8 = 48000 7000 Γ 6 = 42000 8000 Γ 4 = 32000 9000 Γ 3 = 27000 10000 Γ 1 = 10000 ββπiπ₯i = 305000 Mean(π₯ Μ ) = (ββπππ₯π " " )/(ββππ " " ) "= " 305000/60 = 5083.33