table of coefficients

(The values given below should be treated as approximate, as they vary with different specimens of the same material) SI. No Substance Yong’s modulus (Y) 10 11 dyne cm -2 or 10 10 N m -2 Bulk modulus (K) 10 11 dyne cm -2 or 10 10 N m -2 Rigidity modulus..

Material α / °C Iron 12x10 -6 Copper 17x10 -6 Steel 11x10 -6 Gold 14x10 -6 Pyrex glass 3x10 -6 soft glass 9x10 -6 ' a ' of iron is 12x10 - 6 / 0 C means, if a rod of length 1m is heated through 1 0 C, then length increases by an amount of 12x1..

The life expectancy at birth (years) of males and females in some countries is shown here. Males 67 69 69 57 55 54 50 49 50 48 Females 77 76 72 60 59 57 53 51 49 50 Calculate the correlation coefficient and describe the relation. => + 0.98; strong positive relationship or - 0.98; strong n..

The average annual expenditure per consumer for health care and the per capita income for the years 1991 to 1995 are shown. Find the correlation coefficient. Year 1991 1992 1993 1994 1995 Health care cost (in thousands) 1.6 1.7 1.8 1.9 1.9 Per capita income (in thousands) 20 21 21 23 25 => - 0..

The average temperature (in °F) and precipitation (in cm) in 9 places of a state in the month of April-2005 are shown. Average temperature (in °F) 46.7 45.1 45.2 49.2 49.2 50.6 50.7 50.9 50.9 Average precipitation (in cm) 0.67 1.65 0.73 2.48 2.77 2.04 3.12 3.54 2.23 Find the correlation ..

The scores of 10 students in mathematics exam and statistics exam are shown here. Student A B C D E F G H I J Scores in Mathematics 86 96 72 99 90 88 93 78 82 80 Scores in Statistics 82 93 70 98 88 90 96 80 86 78 Calculate the coefficient of correlation between these two subjects. Test th..

The grade - point average (GPA) of 10 students in two subjects are as follows: Student A B C D E F G H I J Subject I 2.0 2.2 2.3 2.1 2.4 2.6 2.7 3.5 3.2 3.9 Subject II 2.2 2.5 2.1 2 2.7 2.8 2.5 3.7 3 3.5 Calculate the coefficient of correlation between these two subjects and describe the ..

A researcher wishes to examine whether there is a correlation between cost of internet service per month and degree of customer satisfaction.The data collected is shown here. Calculate the correlation coefficient and describe the relationship. Dollars 12 24 14 12 18 6 9 18 17 20 Satisfact..

The age and the systolic blood pressure (in mmHg) of 10 people are given here. Find the correlation coefficient and describe the relation between them. Age 42 62 46 38 42 56 54 48 60 36 Systolic Blood pressure 124 148 124 112 140 145 148 144 154 115 => + 0.871; strong positive relationshi..

A shirt manufacturing company wanted to check for the number of defective shirts being produced out of a total of 100 shirts by 10 different machines in two consecutive days. The data obtained is shown here. Machines 1 2 3 4 5 6 7 8 9 10 Day I 3 7 2 4 5 1 8 4 6 0 Day II 4 8 4 3 5 0 7 2 6 1 Find the..