onsider a uniform density curve defined from x = 0 to x = 8. What percent of observations fall between 1 and 7? a) 0.87 b) 0.88 c) 0.13 d) 0.75 e) 0.14 f) None of the above
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- Quiz.áspx?id=2EACA88A-F95C-47B3-9315-8A57EFCC118E#q3 Question 3 Consider a uniform density curve defined from x = 0 to x = 4. What percent of observations fall below 3? a) O 0.33 b) O 0.25 c) O 0.87 d) O0.30 e) O 0.75 f). O None of the above Review LaterQ1) The relative density p of air was measured at various altitudes h. The results were below: h (km) 0.5 1.12 2.36 3.32 4.55 6.87 1 0.69 0.51 0.39 0.23 0.1 The p(h) = aebh to fit this data is: (Take 2 decimal places of accuracy) %3DCalculate any measure of dispersion for the following distribution of the number of particles emitted by a radio active substance : No. of particles emitted : 0–2 Frequency 3-5 1465 6-8 451 9-11 12-14 86 643
- The following particulars are available: Class Interval is 31-40; Frequency is 14. calculate "Frequency Density". О a.1.4 O b. 0.71 Ос. 10 O d. 35.53. For the following set of discrete data: Find: 1- X Y 1.0 1.729 1.5 1.691 2.0 1.505 at (x = 2.0) using (Ar = 1.0)? 2.5 1.416 3.0 201 1.311 dx² 2- dat (x = 2.0) using (Ax = 0.5) ? 3- Extrapolate the value of the derivative using error estimation algorithm?10. a.) Find the z-value such that 80 percent of the area under the standard normal curve lies between -z and z. b). Find the z value if the normal curve area to the right of z is 0.6449. is from N(0,1) de in a cmall town at California is 0.2 everyday, what is the
- Q. 24 What is the difference between absolute and relative dispersion?A. Find the areas under the curve to the left of the given Z's. 1. Z = - 2.40 %3D 2. Z = - 1. 59 %3D 3. Z = - 3.34 sbneie s ban 00130 4. Z = - 2.15 %3D 5. Z = - 3.21The following data represent the results obtained from the specific gravity (S.G.) test performed in a soil laboratory including ?for sand samples. Find the mode Specific Gravity 2.30-2.39 Number of Samples 2.40-2.49 4 2.50-2.59 6. 2.60-2.69 12 2.70-2.79 14 2.80-2.89 2
- The following data represent the results obtained from the specific gravity (S.G.) test performed in a soil laboratory including for sand * ?samples. Find the modeGiven that 33.6% of all possible observations of the variable exceed 8, determine the area under the density curve that lies to the a. right of 8. b. left of 8.1. Consider the following data: -0.2 了(c)| 1.2840| 1.1052 |0.9048|0.7047 -0.5 0.2 0.7 a. Use Lagrange interpolation to approximate the value of f(0.5). b. Approximate (0.0) using the most suitable 3-points difference formula.