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3. (9%) 3. (9%) Our forecast of sales (S) during the next 6 months is expressed...
A faulty ball bearing assembly is fitted inside a heavy machinery gear box. It generates vibrations...
A faulty ball bearing assembly is fitted inside a heavy machinery gear box. It generates vibrations due to this rotating motion in the form of a force with a magnitude of 2000 [N] this is every to = 0.03 [s] period as shown on the figure below. Determine the Fourier series representation for the periodic excitation. F(N) 2000 0.01 0.02 0.03 0.04 0.05 0.06 0.07 0.08 0.09 0.1 0.11 0.12 0.13 0.14 0.15 0.16 (s)
N 에 3 5 who 4 ulu m 11 10 Table: Branch Information X(pu) B{pu) Branch...
N 에 3 5 who 4 ulu m 11 10 Table: Branch Information X(pu) B{pu) Branch Bus No-Bus No 1-2 2-5 2-8 4-5 4.11 5-6 6-7 7-10 7-11 8-9 8 - 10 9-10 R(pu) 0.01 0.02 0.025 0.01 0.01 0.02 0.04 0.03 0.01 0.05 0.01 0.01 0.02 0.03 0.06 0.075 0.03 0.03 0.06 0.12 0.09 0.07 0.15 0.03 0.07 0.14 0.04 0.08 0.00 0.02 0.06 0.00 0.00 0.02 0.10 0.00 0.06 0.12 0.04 Calculate the bus admittance matrix for the...
a) Which 2 pairs of variables are most correlated with the regressand? b) Which 3 pairs of variables are mostly multicollinear? c) Identify 3 pairs of variables that are most correlated.
3. The University Secretary wants to determine how University grade point average, GPA (highest being 4.0) of a sample of students from the University depends on a student’s high school GPA (HS), age of a student (A), achievement test score (AS), average number of lectures skipped each week (S), gender of a student (where M=1 if a student is male or 0 otherwise), computer or PC ownership of a student (where PC=1 if a student owns a computer or 0...
The following results were obtained from an undrained shear box test carried out on a set...
The following results were obtained from an undrained shear box test carried out on a set of undisturbed soil samples. 0.2 0.8 Normal Load (N) Strain (%) 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 0 21 46 70 89 107 121 131 136 138 138 137 136 0.4 Shearing force (N) 0 33 72 110 139 164 180 192 201 210 217 224 230 234 237 236 0 45...
The following results were obtained from an undrained shear box test carried out on a set...
The following results were obtained from an undrained shear box test carried out on a set of undisturbed soil samples. 0.2 0.8 Normal Load (N) Strain (%) 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 0 21 46 70 89 107 121 131 136 138 138 137 136 0.4 Shearing force (N) 0 33 72 110 139 164 180 192 201 210 217 224 230 234 237 236 0 45...
A department store se s sport shirts in three sizes small, medium, and large), three patterns...
A department store se s sport shirts in three sizes small, medium, and large), three patterns i plaid, arins, and stripe), and two sleeve lengths long and short). The accompanying tables give the proportions of shirts sold in the various category combinations. Short-sleeved Pattern Size PI Pr S 0.04 0.02 M 0.09 0.07 L 0.03 0.07 St 0.05 0.12 0.08 Long-sleeved Pattern Size PI Prs t S 0.03 0.02 0.03 M 0.07 0.07 0.07 L 0.04 0.02 0.00 (a) What...
Lori Jeffrey is a successful sales representative for a major publisher of college textbooks. Historically, Lori...
Lori Jeffrey is a successful sales representative for a major publisher of college textbooks. Historically, Lori obtains a book adoption on 30% of her sales calls. Viewing her sales calls for one month as a sample of all possible sales calls, assume that a statistical analysis of the data yields a standard error of the proportion of 0.0450. User-table. a. How large was the sample used in this analysis? That is, how many sales calls did Lori make during the...
20) Me Steady-state temperature distribution in the s figure. The heat flow is one-dimensional. ibution in...
20) Me Steady-state temperature distribution in the s figure. The heat flow is one-dimensional. ibution in the sandwich of three materials (A, B, and C) is shown in the aterial B has volumetric heat generation à = 64,000 W/m. Material A has thermal conductivity of 10 W/ m K . Determine: a) The heat flux at the left side: b) The heat flux at the right side: c) The thermal conductivity of Material C: : - W/m2 W/m2 _W/mK T[deg.]...
We can now use the Standard Normal Distribution Table to find the probability P(-0.25 sz s...
We can now use the Standard Normal Distribution Table to find the probability P(-0.25 sz s 1). 0.05 0.06 0.07 0.08 0.09 -0.2 0.4013 0.3974 0.3936 0.3897 0.3859 0.00 0.01 0.02 0.03 0.04 Using these 1.0 0.8413 0.8438 0.8461 0.8485 0.8531 The table entry for z = -0.25 is 0.00 and the table entry for z = 1 is values to calculate the probability gives the following result. PC-0.25 sz s 1) P(Z < 1) - P(Z 5 -0.25) 10....
Use the normal distribution to compute probability Question Determine the area under the standard normal curve...
Use the normal distribution to compute probability Question Determine the area under the standard normal curve that lies to the right of the z-score -1.36 and to the left of the z-score -1.21 0.02 0.00 0.01 0.03 0.04 0.05 0.06 0.07 0.08 0.09 Z 0.0548 0.0526 0.0516 0.0505 0.0465 -1.6 0.0537 0.0495 0.0485 0.0475 0.0455 0.0655 0.0643 0.0630 0.0618 0.0606 0.0594 0.0582 -1.5 0.0668 0.0571 0.0559 -1.4 0.0778 0.0764 0.0749 0.0735 0.0694 0.0681 0.0808 0.0793 0.0721 0.0708 0.0951 0.0934 0.0918...
A faulty ball bearing assembly is fitted inside a heavy machinery gear box. It generates vibrations due to this rotating motion in the form of a force with a magnitude of 2000 [N] this is every to = 0.03 [s] period as shown on the figure below. Determine the Fourier series representation for the periodic excitation. F(N) 2000 0.01 0.02 0.03 0.04 0.05 0.06 0.07 0.08 0.09 0.1 0.11 0.12 0.13 0.14 0.15 0.16 (s)
N 에 3 5 who 4 ulu m 11 10 Table: Branch Information X(pu) B{pu) Branch Bus No-Bus No 1-2 2-5 2-8 4-5 4.11 5-6 6-7 7-10 7-11 8-9 8 - 10 9-10 R(pu) 0.01 0.02 0.025 0.01 0.01 0.02 0.04 0.03 0.01 0.05 0.01 0.01 0.02 0.03 0.06 0.075 0.03 0.03 0.06 0.12 0.09 0.07 0.15 0.03 0.07 0.14 0.04 0.08 0.00 0.02 0.06 0.00 0.00 0.02 0.10 0.00 0.06 0.12 0.04 Calculate the bus admittance matrix for the...
The following results were obtained from an undrained shear box test carried out on a set of undisturbed soil samples. 0.2 0.8 Normal Load (N) Strain (%) 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 0 21 46 70 89 107 121 131 136 138 138 137 136 0.4 Shearing force (N) 0 33 72 110 139 164 180 192 201 210 217 224 230 234 237 236 0 45...
The following results were obtained from an undrained shear box test carried out on a set of undisturbed soil samples. 0.2 0.8 Normal Load (N) Strain (%) 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 0 21 46 70 89 107 121 131 136 138 138 137 136 0.4 Shearing force (N) 0 33 72 110 139 164 180 192 201 210 217 224 230 234 237 236 0 45...
A department store se s sport shirts in three sizes small, medium, and large), three patterns i plaid, arins, and stripe), and two sleeve lengths long and short). The accompanying tables give the proportions of shirts sold in the various category combinations. Short-sleeved Pattern Size PI Pr S 0.04 0.02 M 0.09 0.07 L 0.03 0.07 St 0.05 0.12 0.08 Long-sleeved Pattern Size PI Prs t S 0.03 0.02 0.03 M 0.07 0.07 0.07 L 0.04 0.02 0.00 (a) What...
Lori Jeffrey is a successful sales representative for a major publisher of college textbooks. Historically, Lori obtains a book adoption on 30% of her sales calls. Viewing her sales calls for one month as a sample of all possible sales calls, assume that a statistical analysis of the data yields a standard error of the proportion of 0.0450. User-table. a. How large was the sample used in this analysis? That is, how many sales calls did Lori make during the...
20) Me Steady-state temperature distribution in the s figure. The heat flow is one-dimensional. ibution in the sandwich of three materials (A, B, and C) is shown in the aterial B has volumetric heat generation à = 64,000 W/m. Material A has thermal conductivity of 10 W/ m K . Determine: a) The heat flux at the left side: b) The heat flux at the right side: c) The thermal conductivity of Material C: : - W/m2 W/m2 _W/mK T[deg.]...
We can now use the Standard Normal Distribution Table to find the probability P(-0.25 sz s 1). 0.05 0.06 0.07 0.08 0.09 -0.2 0.4013 0.3974 0.3936 0.3897 0.3859 0.00 0.01 0.02 0.03 0.04 Using these 1.0 0.8413 0.8438 0.8461 0.8485 0.8531 The table entry for z = -0.25 is 0.00 and the table entry for z = 1 is values to calculate the probability gives the following result. PC-0.25 sz s 1) P(Z < 1) - P(Z 5 -0.25) 10....
Use the normal distribution to compute probability Question Determine the area under the standard normal curve that lies to the right of the z-score -1.36 and to the left of the z-score -1.21 0.02 0.00 0.01 0.03 0.04 0.05 0.06 0.07 0.08 0.09 Z 0.0548 0.0526 0.0516 0.0505 0.0465 -1.6 0.0537 0.0495 0.0485 0.0475 0.0455 0.0655 0.0643 0.0630 0.0618 0.0606 0.0594 0.0582 -1.5 0.0668 0.0571 0.0559 -1.4 0.0778 0.0764 0.0749 0.0735 0.0694 0.0681 0.0808 0.0793 0.0721 0.0708 0.0951 0.0934 0.0918...
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