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Statistics Test...

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  • Question 1
    1 / -0

    The following table shows the weight of fifteen students. Find the mode.

    Weight (kg)6026535047
    Number of students42234

  • Question 2
    1 / -0

    Find the median weight of the data.

    Weight (kg.)$$35$$$$36$$$$38$$$$40$$$$42$$$$44$$$$45$$
    Number of students$$6$$$$5$$$$8$$$$9$$$$2$$$$7$$$$4$$

  • Question 3
    1 / -0

    Find the mode of:

    $$x$$
    		$$15$$
    		$$16$$$$17$$
    		$$18$$
    		$$19$$
    		$$20$$$$21$$
    		$$22$$
    		$$23$$
    $$f$$
    		 $$6$$
    		 $$7$$
    		 $$9$$
    		 $$13$$
    		 $$10$$
    		 $$12$$ $$8$$
    		$$0$$
    		 $$4$$

  • Question 4
    1 / -0

    Find the mode of:

    $$7, 7, 8, 10, 10, 11, 10, 13, 14$$

  • Question 5
    1 / -0

    Find the mean of the following frequency distribution:

    Age (in years)
    		$$18$$
    		$$19$$
    		$$20$$
    		$$21$$
    		$$22$$
    No. of boys
    		$$14$$
    		$$10$$
    		$$20$$
    		$$24$$
    		$$12$$

  • Question 6
    1 / -0

    Following table gives frequency distribution of electricity consumption of a household in certain area in a month.

    No. of units of electricity0 - 2020 - 4040 - 6060 - 8080 - 100
    No. of households41647658
    Find modal no. of units of electricity consumed by households in a month.

  • Question 7
    1 / -0

    Following are the marks obtained by students in mathematics, draw histogram and hence find the mode

    Marks0 - 1920 - 3940 - 5960 - 7980 - 99
    No.of students4832168

  • Question 8
    1 / -0

    Following table shows frequency distribution of no. of rooms occupied in a hotel per day.

    No. of rooms occupied$$0 - 10$$$$10 - 20$$$$20 - 30$$$$30 - 40$$$$40 - 50$$$$50 - 60$$
    No. of days$$5$$$$27$$$$17$$$$11$$$$9$$$$1$$
    Find median number of rooms occupied per day in a hotel.

  • Question 9
    1 / -0

    Below is given frequency distribution of driving speed (in kms/hour) of a vehicle of $$400$$ college students.

    Speed (in kms/hr)20 -3030 - 4040 - 5050 - 6060 - 70
    No. of students6801569860
    Find modal driving speed of college students.

  • Question 10
    1 / -0

    Following table gives frequency distribution of amount of bonus paid to the workers in a certain factory.

    Bonus paid (in Rs.)Below 500Below 600Below 700Below 800Below 900Below 1000Below 1100
    No. of workers4122441515860
    Find median amount of bonus paid to the workers.

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