Question 7 Exercise 12.1 Chapter 12 Class 9 | Statistics | NCERT Maths

In this tutorial, you will find the explanation and solution of the following question from CBSE board Class 9 NCERT Maths text book:
The runs scored by two teams A and B on the first 60 balls in a cricket match are given below:
Represent the data of both the teams on the same graph by frequency polygons. [Hint : First make the class intervals continuous.]
In this tutorial, you will find the explanation of the following:
Class: 9th
Chapter: 12, Statistics
Exercise: 12.1
Topic: Question 7
Textbook: NCERT
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Mathemafia❌
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Tere se pucha nahi to kyu jade Raha he re 😂

[@divasharma27_____]

easy method add 0.5 in upper limit and subtract 0.5 in lower limit most easy method

[@ghanshyamchaudhary6362]

Hey man, why do you get a teacher like you online, 😞why not get it in front. 😣We need a teacher like you.🤗
But sir thanku so much😀😋

[@Itz_Pratigya183]

Thx u sir for nice teaching 😊😊

[@shahidkhankhan7088]

Bahot ache tarah se samjhaya aapne sir thank u so much 😊

[@Mathemafia]

My pleasure 👍

[@sargamshah9562]

Thank you sir 🙏🏻

[@LovelyEquestrianHelmet-nj4hz]

Scalle

[@damodarmajhi7562]

Thank you sir for solve my dought but appne to scale banana bhulgaA scale kese bana te he😢❤🎉

[@Mathemafia]

Watch complete chapter here: ua-cam.com/video/NyMaAESFBjU/v-deo.html

[@divishachauhan3026]

Sir I am having doubt regarding formula ... Like what is tge the difference between the formula of class mark and class interval...?

[@Mathemafia]

This video may help. ua-cam.com/video/VLS0lnmuXK8/v-deo.html

[@wishu99]

Please tell why u haven't putt the kink in the beginning.....so bcozz adter 0 u hv taken 3.5 which is approx 3 unit gap....and after that 9.5 which is 6 unit gap.....which aren't uniforms...

[@Mathemafia]

At 4:39, I have mentioned in a note that there should be a kink the beginning. While explaining I missed that but added a note so that students should be aware of it.

[@user-zu6zy2ff3q]

Good

[@Rohit__master4545]

Best teacher

[@siddhman9489]

Sir I have a doubt
What is the supplement of (45 - A) ?

[@Mathemafia]

Subtract it from 180.

[@siddhman9489]

@@Mathemafia Thank you sir 😄

[@dhruvijain9137]

Team b ka class mark kyu ni nikala???????

[@anwaraliansari2519]

Aaj isne bhi apni aukaat dikha di 😡

[@LovelyEquestrianHelmet-nj4hz]

Scale??

[@NavyanshMaru-zj3nl]

Kharche bot Kiya fokat ka

[@vanshikakumar9017]

Sir what about team B???

[@poonamjha2301]

Team B ka aur team A class mark same hai bcz unhone same no. of balls kheli hai

[@user-so2uh9wz2m]

I don't like cricket.. so i skipped it 😒😒

[@Mathemafia]

Aur agar exam mein kuch cricket wala aa gaya to ... ¿??

[@PIYUSHBAJPAYI1999]

Sir jo apne 0 se q nhi strt kiya 3.5 se hi q

[@Mathemafia]

Are you taking about the class marks?

[@PIYUSHBAJPAYI1999]

​@@Mathemafia7.49 sec video timing pe jo link bola o knha h jo join kiya h wahi doubt h Mera

[@Mathemafia]

Here it is: ua-cam.com/video/sZRa669iCek/v-deo.html

[@Mathemafia]

Start watching from 23:26 onwards.

[@Mathemafia]

@@PIYUSHBAJPAYI1999Is it clear now?

[@123shorts-c8h]

Hello sir

[@123shorts-c8h]

Hello sir

[@Mathemafia]

Hi

[@iamaman7245]

Aane do qustion exam me bas uske baad tho aap thud jaante hai

[@user-pg8bl9tc9z]

Bro where scale

[@soumydeep_s]

Wdym?

[@harmanjosan294]

Sir very well and nice explanation but plz change your dp bcz it irritate me 😢

[@Mathemafia]

Haha... So my face is irritating 😂😋

[@harmanjosan294]

Yes sir very much but your explanation is very amazing 🤩

[@DBS_Editz0746]

Sir, face ​doesn't matter. Whether it is good or bad. The thing which matters is skills of doing a thing like a master which you are in mathematics. (Like a human calculator brain)@@Mathemafia