 ## Recent Questions

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### When The Origin Is Changed, Then The Coefficient Of Correlation

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Modified 12 Months and 0 Days Ago Carolyn

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### If There Exists A Linear Statistical Relationship Between Two Variables X And Y, Then The Regression Coefficients Of Y On X Is

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Modified 12 Months and 0 Days Ago Hannah

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### If The Values Of Regression Coefficients Are - 0.33 And -1.33 Then The Value Of Coefficient Of Correlation Between The Two Variable, Is

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Modified 12 Months and 0 Days Ago Jack

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### Angle Between Two Lines Of Regression Is Given By

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Modified 12 Months and 0 Days Ago Wendy

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### If The Variance Of X Is 9 And Regression Equations Are 4x - 5y + 33 = 0 And 20x - 9y - 10 = 0, Then The Coefficient Of Correlation Between X And Y And The Variance Of Y Respectively Are

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Modified 12 Months and 0 Days Ago Amy

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### Two Numbers Within The Brackets Denote The Ranks Of 10 Students Of A Class In Two Subjects (1, 10), (2, 9), (3, 8), (4, 7), (5, 6), (6, 5), (7, 4), (8, 3), (9, 2), (10, 1), Then Rank Correlation

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Modified 12 Months and 0 Days Ago Boris

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### The Correlation Coefficient Between X And Y From The Following Data

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Modified 12 Months and 0 Days Ago Jessica

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### If The Mean Of N Observations

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Modified 12 Months and 0 Days Ago Alan

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### If X1, X2 ..x18 Are Observation Such That

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Modified 12 Months and 0 Days Ago Dylan

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### If The Coefficient Of Variation Is 45% And The Mean Is 12, Then Its Standard Deviation Is

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Modified 12 Months and 0 Days Ago Deirdre

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### The Mean And Variance Of The N Observations X1, X2 ...xn Are 5 And 0, Respectively.

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Modified 12 Months and 0 Days Ago Avni

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### If The Value Observed Are 1, 2, 3..., N Each With Frequency L And M Is Even, Then The Mean Deviation From Mean Equals To

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Modified 12 Months and 0 Days Ago Keith

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### Mean Deviation Of 6, 8, 12, 15, 10, 9 Through Mean Is

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Modified 12 Months and 0 Days Ago Fiona

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### If The Standard Deviation Of 3, 8, 6, 10, 12, 9, 11, 10, 12, 7 Is 2.71, Then The Standard Deviation Of 30, 80, 60, 100, 120, 90, 110, 100, 120, 70 Is

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Modified 12 Months and 0 Days Ago Deirdre

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### Tuen N Is Equal To

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Modified 12 Months and 0 Days Ago Jake

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### A Scientist Is Weighing Each Of 30 Fishes. Their Mean Weight Worked Out Is 30 G And A Standard Deviation Is 2 G. Later, It Was Found That The Measuring Scale Was Misaligned And Always Under Reported

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Modified 12 Months and 0 Days Ago Jasmine

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### All The Students Of A Class Performed Poorly In Mathematics. The Teacher Decided To Give Grace Marks Of 10 To Each Of The Students. Which Of The Following Statistical Measures Will Not Change Even

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Modified 12 Months and 0 Days Ago Megan

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### The Sum Of The Deviations Of The Variates From The Arithmetic Mean Is Always

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Modified 12 Months and 0 Days Ago Paul

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### The Mean Of Four Observations Is 3. If The Sum Of The Squares Of Theee Observations Is 48, Then Their Standard Deviation Is

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Modified 12 Months and 0 Days Ago Pippa

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### If X1, X2 ...xn Are N Observations Such

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Modified 12 Months and 0 Days Ago Anne

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### Then The Standard Deviations Of The 9 Times

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Modified 12 Months and 0 Days Ago Jack

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### In A Class Of 100 Students, There Are 70 Boys, Whose Average Marks In A Subject Are 75. If The Average Marks Of The Complete Class Is 72, Then What Is The Average Marks Of The Girls ?

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Modified 12 Months and 0 Days Ago Melanie

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### The Values Of Mean, Median And Mode Coincide, Then The Distribution Is

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Modified 12 Months and 0 Days Ago Zoe

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### The Mean Age Of A Combined Group Of Men And Women Is 25 Yr. If The Mean Age Of The Group Of Mean Is 26 And That Of The Group Of Women Is 21, Then The Percentage Of Men And Women In The Group Is

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Modified 12 Months and 0 Days Ago Ryan

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### The AM Of 9 Terms Is 15. If One More Term Is Added To This Series, Then AM Becomes 16. The Value Of The Added Term Is

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Modified 12 Months and 0 Days Ago Felicity

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### In A Moderately Asymmetrical Distribution, If The Mean And Median Are 36 And 34 Respectively, Then Find Out The Value Of Empirical Mode.

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Modified 12 Months and 0 Days Ago Max 