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Measures of Dis...

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  • Question 1
    1 / -0

    The middle value of an ordered series is called _______.

  • Question 2
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    Directions For Questions

    The following table gives the distribution of daily wages of $$900$$ workers. However, the frequencies of the two classes $$40-50$$ and $$60-70$$ are missing. If the median of the distribution is Rs. $$59.25$$, find the missing figures.

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    Class Intervals$$30-40$$$$40-50$$$$50-60$$$$60-70$$$$70-80$$
    Frequency$$120$$?$$200$$?$$185$$
    Cumulative Frequency$$120$$???$$900$$
    Cumulative Frequency for class $$60-70=$$?

  • Question 3
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    Extreme value have no effect on _______.

  • Question 4
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    Paasche Price Index Number = ?

  • Question 5
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    Find the present value of Rs. $$10,000$$ to be required after $$5$$ years if the interest rate be $$9\%$$. Given that $$(1.09)^5=1.5386$$.

  • Question 6
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    Calculate standard deviation of the following data.

    X$$0-10$$$$10-20$$$$20-30$$$$30-40$$$$40-50$$
    f$$10$$$$8$$$$15$$$$8$$$$4$$

  • Question 7
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    Calculate standard deviation of the following data.

    X$$10$$$$11$$$$12$$$$13$$$$14$$$$15$$$$16$$$$17$$$$18$$
    f$$2$$$$7$$$$10$$$$12$$$$15$$$$11$$$$10$$$$6$$$$3$$

  • Question 8
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    Y bought a CD Player costing Rs. $$13,000$$ by making a down payment of Rs. $$3,000$$ and agreeing to make equal annual payment for four years. How much would be each payment if the interest on unpaid amount be $$14\%$$ compounded annually?$$[P(4, 0.14)2.91371]$$

  • Question 9
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    The mean and standard deviation of $$10$$ observations are $$35$$ and $$2$$ respectively. Find the changed mean and standard deviation if each observation is increased by $$4$$.

  • Question 10
    1 / -0

    Paasche Price Index = ? 

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