FBISE, NCP & NBF-aligned resources for Classes 9–12

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Math Chapter 11 : Topic 6

Frequency Applications

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A die is rolled $60$ times. What is the expected frequency of getting a $3$?

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Expected frequency is calculated by:

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A coin is tossed $200$ times. Expected number of heads is:

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If probability of an event is $0.25$ and total trials are $80$, expected frequency is:

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A spinner has $5$ equal sections. It is spun $150$ times. Expected frequency of landing on one section:

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If an event is impossible, its expected frequency is:

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Expected frequency of an event depends on:

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A bag contains $4$ red and $6$ blue balls. One ball is drawn $100$ times with replacement. Expected frequency of red:

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If expected frequency is $25$ and probability is $0.5$, number of trials is:

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Expected frequency is best described as:

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A die is rolled $120$ times. Expected frequency of getting an even number:

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If probability of rain is $0.3$ for a day, expected rainy days in $50$ days:

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A card is drawn $52$ times (with replacement). Expected frequency of getting a king:

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If expected frequency is greater than observed frequency, it suggests:

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Expected frequency becomes more reliable when:

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A fair coin is tossed $10$ times. Expected frequency of tails is:

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A die is rolled $n$ times. Expected frequency of getting $6$ is $15$. Value of $n$ is:

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Which of the following is true?

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Probability $= 0.8$ and trials $= 50$. Expected frequency:

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Expected frequency cannot be:

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A bag has $2$ green, $3$ red balls. In $100$ trials, expected frequency of green:

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If expected frequency is $0$, probability must be:

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Expected frequency of a certain event in $70$ trials is:

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A spinner has unequal sections. Expected frequency depends on:

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Expected frequency is mainly used to:

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