Quantitative Analysis for Emperical Research

Jointly organized by JNARDDC & IAPQR, Kolkata A Condensed Review By Amit Kamble

[object Object],An approach for listening to the data with an open mind, using descriptive and graphical tools . Planning of Experiments

[object Object],[object Object]

[object Object],[object Object],[object Object]

[object Object],[object Object],Response Variable Treatment Experimental Unit Experimental Error

[object Object],[object Object],[object Object],[object Object]

[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

[object Object],[object Object],Fisher’s Diagram *Replication * Randomization * Local Control (desirable) (vital)

[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

[object Object],[object Object],[object Object],[object Object],Sample no. Observations 1 74.030 74.002 74.019 73.992 74.008 2 73.995 73.992 74.001 74.011 74.004 3 74.009 73.994 73.997 73.987 73.993 … … … … … … 25 73.982 73.984 73.995 74.017 74.013

[object Object],The histogram presents a visual display of the data in which one may see: 1. Shape 2. Location or central tendency 3. Scatter or spread Ring Diameter Frequency 73.965-73.970 1 73.970-73.975 0 73.975-73.980 0 73.980-73.985 8 73.985-73.990 10 73.990-73.995 19 73.995-74.000 23 74.000-74.005 22 74.005-74.010 22 74.010-74.015 13 74.015-74.020 4 74.020-74.025 2 74.025-74.030 1

[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

[object Object],Correlation Coefficient (r):= Covariance (x,y)  var(x)  var(y) x y x y r= +1 x y r= -1 x y x y r = 0

[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Smoker Lung Cancer Patent Total Yes (A) No (  ) Yes (B) 183 (AB) 645 (  B) 828 (B) No (  ) 59 (A  ) 2113 (  ) 2172 (  ) Total 242 (A) 2578 (  ) 3000 (n)

[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],S 2 S 1 n1 n2 2 2 +

[object Object],[object Object],[object Object],[object Object],32 8.4 7.9 2 35 2 +

Plot of comparison of outer temperature of ladle, ladle lining namely silica & High Al 2 O 3

Quantitative Analysis for Emperical Research

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