Social Sciences, asked by maheshmalar72, 10 months ago

Find a and b in the following data,given the mean of 40 data is 13.
Class interval=5,10,15,20,25.
Frequency=12,A10,B,6.

Answers

Answered by asdfghjkl1148

1

Answer:

Explanation:

a=10

b=6

Previous Question

Next Question

Similar questions

India Languages, 5 months ago

(घ) दीर्घ सन्धि ? (अ) पावन (ब) एकैकम् (ग) दिगम्बर (घ) विद्यालयः 2. एकपदेन उत्तरत-...

History, 5 months ago

$dont \: spam$ ❌❌ $chapter \: \\ religious \: developments$ $spammers \: stay \: away$ ❌❌...

Physics, 5 months ago

An electron moves in the negative x direction, through a uniform magnetic field that is in the negative y direction. The magnetic force on the electron is: T VB...

Math, 10 months ago

I need solutions to both these Mental ability questions thanks.

English, 10 months ago

Whose voice is ‘still? in poem break,break,break...

Science, 1 year ago

ভাত থেকে কোনােভাবেই আর _____ এ ফেরত যাওয়া _____।...

English, 1 year ago

State any five qualities of reference librarian.

Sociology, 1 year ago

Write a note on the concept of national security and national power.