Statistics Standard deviation 2019 paper 2 exam question

[@dorismukuka9516]

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[@jacobsichambaonlinemath5090]

Thanks

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Thanks sir for your explanation

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[@jacobsichambaonlinemath5090]

you are welcome

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[@jacobsichambaonlinemath5090]

I appreciate may be too, thank thank

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This is so amazing sir, I like the way you explain things, I would like it if you can also answer 2017 paper 2 geometric question

[@jacobsichambaonlinemath5090]

okay i will do so for you

[@nancymkandawire2410]

So sir it’s always that you supposed to divide by 2 if you are given such a question?i will appreciate your response 🙏🏼

[@jacobsichambaonlinemath5090]

Yes

[@ogslend]

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[@PeterLukamaLimataFulela]

I have learnt so much...

[@jacobsichambaonlinemath5090]

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[@mildredmwanankuku1123]

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[@jacobsichambaonlinemath5090]

You're welcome

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[@christophermulenga5445]

Very helpful

[@jacobsichambaonlinemath5090]

Thanks

[@annetylupiya1581]

Am really learning sir.....please help me with proberlities 🙏🙏

[@smaimwelwa3434]

How did u punch on the calculator to get the final answer I mean just after typing the seven 3s How am I supposed to just the 2 Because my calculator is giving me a syntax error

[@jacobsichambaonlinemath5090]

Punch them separately not at once

[@kalotanation]

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[@jacobsichambaonlinemath5090]

Thanks so so much

[@lynessmwelwa8811]

Vectors again please

[@andymutale8785]

How do you differentiate between group data and ungroup data?

[@jacobsichambaonlinemath5090]

grouped has class intervals and there is a table involve while ungrouped data hasn't

[@andymutale8785]

@@jacobsichambaonlinemath5090 so the above solved question is ungroup data?

[@jacobsichambaonlinemath5090]

@@andymutale8785 yes its grouped data.

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[@jacobsichambaonlinemath5090]

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[@masawitv1981]

The formula used can it also be applied in the exa...

[@jacobsichambaonlinemath5090]

Yes

[@masawitv1981]

Thanks alot

[@patricksinjela1478]

Sir what of question (ll) how to plot out

[@patricksinjela1478]

I meant on (b)

[@cyrusimbuwa1328]

Hi