Problem

$9.9\right)$ If a coin is tossed $500$ times, the tail is
expected to appear Full Marks $:1$
$500$ times
$250$ times
$\square $ $0$ 0 times
$\square $ $100$ times

7th-9th grade

Probability and Statistics

Solution

Qanda teacher - Mashroor

kindly evaluate

please give some extra Coins as thank you gift

if any doubts kindly ask will clarify

Student

Sir, I hv a doubt, can it be 500, since it's not guaranteed both the events to be occurring equal number of times.

Qanda teacher - Mashroor

yes, it's should be 500 also

if any doubts kindly ask will clarify

Student

Sir then wat will be the exact answr, is it 500?

??

Qanda teacher - Mashroor

here, 250 times is the exact answer

if any further doubts kindly ask will clarify

Student

Ok sir

Still don't get it?

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$9\right)$ If a coin is tossed $500$ times, the tail is expected to appear
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$O$ $250$ times
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$100$ times

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