Explain level of Data Measurement.
[7 marks]Find : Mean , Standard Deviation, Variance , Coefficient of variation Class 10-15 15-20 20-25 25-30 30-35 35-40 40-45 45-50 Frequency 6 22 35 29 16 8 4
[2 marks]Find : 35th Percentile, 55th Percentile , Q1 , Q2 ,Q3.
[7 marks]Calculate missing frequencies if Median and Mode are 33.5 and 34 respectively. C.I. 0 – 10 10 – 20 20 – 30 30 – 40 40 – 50 50 - 60 60 – 70 Total Fre 4 16 - - - 6 4 230
[7 marks]Find the Range , Mean , Median and Mode of the data.
[7 marks]Explain Important and limitation of Statistics.
[7 marks]Explain Kurtosis and Skewness in detail
[7 marks]Write a short note on Regression Analysis.
[7 marks]Explain Permutation and Combination with suitable example.
[7 marks]Determine the equation of the Regression line. X 140 119 103 91 65 29 24 Y 25 29 46 70 88 112 128
[7 marks]Write a short note on Spearmen Rank Correlation.
[7 marks]Calculate Karl Pearson’s co-efficient of correlation. X 4 6 7 11 14 17 21 Y 18 12 13 8 7 7
[4 marks]Explain Pie Chart with suitable example.
[5 marks]Acertain firm has Plants A ,Band Cproducing 15% , 45% and 40% respectively of total output. The Probability of Defective product from plants are 0.05 , 0.10 and 0.06 respectively. The products from these plants are mixed together and dispatched to customers. Adefective product was found ,what is the Probability that it comes from Plant A , Plant Band Plant C ?
[5 marks]