Math, asked by nishachinnu2005, 6 months ago

Find the mean of the following data.
C.I : 0–10 10–20 20–30 30–40 40–50 f:8, 10, 9, 12, 11

Answers

Answered by arun26114

1

Answer:

27.7

Step-by-step explanation:

f=8+9+10+12+11=50

x=5,15,25,35,45

fx=40+135+250+420+540=1385

mean=1385/50=27.7

Previous Question

Next Question

Similar questions

India Languages, 3 months ago

കിട്ടിയാൽ ഉപയോഗിക്കാത്തതും നഷ്ടപ്പെട്ടാൽ കേദിക്കുന്നതും.. എന്താ ഉത്തരം...(.. unused when receive and damaged when lost..)...

Physics, 3 months ago

imagine a closed metal container containing only air. It has rigid walls. Suppose heat is supplied to it by putting it over a flame. Which of the following quantity will not remajh constant regarding above? a. Volume b. Temperature c. Pressure on the walls of the container d. Speed of molecules ...

English, 3 months ago

None of the class mates was/were listening to me?

Political Science, 6 months ago

1960 ke dashak ke prarambh me dono mahashaktiyo USA or USSR ke beech hue samjhote me se kisi 2 samjhote ke baare me bataye ?

Science, 6 months ago

5. We cannot see a non-luminous object without the presence of a source of light around it.

Math, 1 year ago

please answer step by step answer very fast ...

Physics, 1 year ago

A vessel x contains 1 mole of O2 gas (molar mass 32) at a temperature T and pressure P. Another identical vessel Y contains 1 mole of He gas (molar mass 4) at temperature 2T. Then the ratio of kinetic energy of He molecule to kinetic energy of O2 molecule is...

English, 1 year ago

Obey your elders change into passive voice...