Geography, asked by krupaliluhar92, 10 months ago

31. Calculate the mean of the following data :
Class 4-7 8-11 12-15 16-19
f 15 4 1 9 I 10

Answers

Answered by krishpatel7544

4

ANSWER: mean=1.25

EXPLAINATION:

DONE I HOPE IT WILL HELP YOU....

PLEASE MARK ME AS A BRAINALIST......

Attachments:

Answered by nm097690

1

Answer:

hii mate hru please mark me as brainlist

Previous Question

Next Question

Similar questions

English, 5 months ago

in this passage below theres an error identify the error and write correct word :- incorrect correct Staying slim require knowing (a) __________ __________ which foods are rich on calories (b) __________ __________ and which are neither. People, who do not (c) __________ __________ know this, might actually put on weight, (d)...

Science, 5 months ago

Prepare a simple proposal to show your thoughts on the issue science...

Chemistry, 5 months ago

16.Assertion- The radii derived for noble gases are van der Waals radii rather than covalent radii. Reason - Noble gases are monoatomic. Identify which one is correct? * Both assertion and reason are correct and reason is not the correct explanation of assertion Assertion is correct but reason is wrong statement O Assertion is wrong but reason is correct statement O Both assertion and reason are...

Math, 10 months ago

13. The average income of employees in an office is 150 per month. The. average income of officers is 450 and that of non-officers is 80. If the number of officers is 14 what is the number of non-officers? (a) 65 (b) 55 (c) 60 (d) 70...

Math, 10 months ago

find the point on the curve y=x^3 - 3x +3 at which the tangent is parallel to the X axis...

Math, 1 year ago

Let z = 1 + ai be a complex number, a > 0, such that z^3 is a real number. Then the sum 1 +z+z^2......+ z^11 is equal to...

English, 1 year ago

Write an e-mail to your younger brother who was in 10th class .how to remain free from exam stress...

Math, 1 year ago

The greatest positive argument of complex number satisfying |z-4|=re(z)...