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Correlation Tes...

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  • Question 1
    1 / -0

    Following are the rank obtained by 10 students in two subjects , Statistics and Mathematics . To what extent the knowledge of the students in the two subjects is related?

    Statistics13345678910
    Mathematics24153971068

  • Question 2
    1 / -0

    Directions For Questions

    Study the following table and answer the questions based on it.
    Expenditure of a Company (in Lakh Rupees) per Annum Over the given years.
    YearSalaryFuel and TransportBonusInterest on LoansTaxes
    $$1998$$$$288$$$$98$$$$3.00$$$$23.4$$$$83$$
    $$1999$$$$342$$$$112$$$$2.52$$$$32.5$$$$108$$
    $$2000$$$$324$$$$101$$$$3.84$$$$41.6$$$$74$$
    $$2001$$$$336$$$$133$$$$3.68$$$$36.4$$$$88$$
    $$2002$$$$420$$$$142$$$$3.96$$$$49.4$$$$98$$

    ...view full instructions

    Total expenditure on all these items in $$1998$$ was approximately what percent of the total expenditure in $$2002$$?

  • Question 3
    1 / -0

    If increase in value of one variable is accompnied by the proportional decrease in second variable, then corrrelation between two variables is

  • Question 4
    1 / -0

    The correlation between number of hours and efficiency of work is

  • Question 5
    1 / -0

    Find Karl pearson's correlation coefficient.

    Marks in english10251325221112252120
    Marks in hindi12221615181817232417

  • Question 6
    1 / -0

    HeightLong JumpHigh Jump
    A158324175
    B165365185
    C162380180
    D170400184
    E175350199
    F163350172
    G178425189
    Find rank correlation between height & long jump and height & high jump.

  • Question 7
    1 / -0

    Chemistry2869431017472335
    Biology8491243130334523
    The marks obtained in Chemistry and Biology are as follows;

  • Question 8
    1 / -0

    When two regression coefficients bear same algebraic signs, then correlation coefficient is: 

  • Question 9
    1 / -0

    Calculate Spearman's rank coefficient for the data:

    Mathematics12345678910
    Statistics24153971068

  • Question 10
    1 / -0

    It is high degree of relation if 

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