kết quả khảo sát cho thấy đa số các khách hàng gửi tiết kiệm trên địa bàn đều có trình độ học vấn khá tốt với mức thu nhập hàng tháng khá cao và ổn định
... Hệ số xác định bội R2 3.2 Hệ số xác định bội hiệu chỉnh R Khoảng tin cậy kiểmđịnh giả thuyết mô hình hồi qui bội 4.1 Khoảng tin cậy kiểmđịnh giả thuyết hệ số hồi quy 4.2 Khoảng tin cậy kiểmđịnh ... 6: ĐA CỘNG TUYẾN Bản chất đa cộng tuyến 1.1 Đa cộng tuyến 1.2 Đa cộng tuyến hoàn hảo 1.3 Đa cộng tuyến không hoàn hảo Hậu đa cộng tuyến 2.1 Mô hình cóđa cộng tuyến hoàn hảo 2.2 Mô hình cóđa ... lệch chuẩn hệ số hồi quy ước lượng 1.4 Các tính chất ước lượng bình phương nhỏ Hệ số xác định 2.1 Sai lệch mô hình hồi qui mẫu 2.2 Hệ số xác định Khoảng tin cậy kiểmđịnh giả thuyết hệ số hồi qui...
... khoản thunhập ròng dương Báo cáothunhậpđo lường thunhậpcó doanh thu tính tốn chi phí mua hàng Chênh lệch tổng thu tổng chi chothấymức lãi hay lỗ cơng ty trước đóng thuthunhậpThuthunhập ... động dự án (1) Số lượng hàngbán dự kiến giá hàngbáncó cạnh tranh vớihàng ngoại thương từ nước khác, bánchokhách nước hay quốc tế (2) Số lượng hàngbán dự kiến giá hàngbán nước, khơng có ... cáothunhập tính tốn lợi nhuận cơng ty hiệu số tổng thunhập (từ doanh thu) tổng chi phí, ngân lưu ròng tính chênh lệch tổng thu (total receipts) tổng chi (total expenditures) Do đó, cósố biến...
... expansion { aŋиkər } anchorage [CIV ENG] An area where a vessel anchors or may anchor because of either suitability or designation Also known as anchor station A device which anchors tendons to the ... is transferred to the anchorage device Also known as anchorage slip { aŋиkəиrij de for maиshən } ¯ ˙ ¯ anchorage slip See anchorage deformation { aŋи kəиrij slip } anchorage zone [CIV ENG] In ... anchor station See anchorage { aŋиkər staи ¯ shən } anchor tower [CIV ENG] A tower which is a part of a crane staging or stiffleg derrick and serves as an anchor A tower that supports and anchors...
... tailor-made to their specifications In most cases, they must accept the information that the organization chooses to supply They could not conceivably Anthony−Hawkins−Merchant: Accounting: Text and Cases, ... interested outside parties use accounting information in making decisions that affect the organization Thus, of the several available definitions of accounting, the one developed by an American Accounting ... in the accounting sense, even though they may be a key determinant of the organization’s success Thus, as with many other subjects, students of accounting must be wary of preconceptions They will...
... t/Wb −7 µ A µ r µo A (1000) 4π × 10 H/m ( 0.05 m )( 0.05 m ) ( ) ( ) ( ) The total reluctance is thus RTOT = R1 + R2 + R3 = 58.36 + 47.75 + 95.49 = 201.6 kA ⋅ t/Wb and the magnetomotive force required...
... in part (c) These other answers are also correct if the proper steps were followed, and if the choices were reasonable (a) From Figure 1-10c, a reasonable maximum flux density would be about ... Wb )( 510 kA ⋅ t/Wb ) = 979 A ⋅ t Since F = Ni , and the current is limited to A, one possible choice for the number of turns is N = 1000 1-18 Assume that the voltage applied to a load is V = ... refer all components to the primary side of the transformer The turns ratio is a = 8000/230 = 34.78 Thus the load impedance referred to the primary side is Z L′ = ( 34.78) ( 3.2 + j1.5 Ω ) = 3871...
... short-circuit phase current is I φ ,SC = I SC = 12.6 A and the power per phase is Pφ ,SC = PSC = 1100 W Thus the per-phase impedance is 323.3 V = 25.66 Ω 12.6 A 1100 W = cos −1 = 74.3° (323.3 V )(12.6 ... A 7967 V Iφ ,S ′ = 12.55∠ − 31.79° A The voltage on the primary side of a single transformer is thus ′ ′ Vφ ,P = Vφ ,S + I φ ,S Z EQ,P Vφ ,P = 7967∠0° V + (12.55∠ − 31.79° A )( 6.94 + j 24.7 Ω...
... divided into three regions by the two transformers If the per-unit base quantities in Region are chosen to be S base1 = 1000 kVA and VL ,base1 = 480 V, then the base quantities in Regions and will...
... voltage and current applied to the load What is the purpose of SCR ? What is the purpose of D2? (This chopper circuit arrangement is known as a Jones circuit.) SOLUTION First, assume that SCR1 is triggered ... continue flowing for a short time after SCR1 turns off 78 3-10 A series-capacitor forced commutation chopper circuit supplying a purely resistive load is shown in Figure P3-5 VDC = 120 V R = 20 kΩ ... problem or problems these calculations reveal about this simple series-capacitor forced commutation chopper circuit? (d) How can the problem(s) described in part (c) be eliminated? Solution (a) When...
... contaminating sidelobes are at high enough frequencies, they will never affect the operation of the machine Thus, it is a good idea to design PWM modulators with a high frequency reference signal and rapid...
... A + jX S I A E A = 1328∠0° + ( 0.15 Ω )( 251∠0° A ) + j (1.1 Ω )( 251∠0° A ) E A = 1393∠11.4° V Thus the torque angle δ = 11.4° (b) The static stability limit occurs at δ = 90° This generator ... droop is defined as SD = so f fl = nnl − nfl f − f fl × 100% = nl × 100% nfl f fl f nl SD +1 100 Thus, the full-load frequencies of generators A, B, and C are f nl,A 61 Hz = = 59.0 Hz SD A 3.4...
... excess process steam You have a choice of either two 10 MW turbine-generators or a single 20 MW turbine generator What would be the advantages and disadvantages of each choice? SOLUTION A single 20 ... MW generator goes down all 20 MW of generation would be lost at once If two 10 MW generators are chosen, one of them could go down for maintenance and some power could still be generated 5-27 A...
... corresponding shunt dc motor with Radj = 120 Ω, which is 1125 r/min The speed regulation of this motor is thus SR = 9-18 1125 r/min - 915 r/min nnl − nfl × 100% = × 100% = 23.0% nfl 915 r/min The motor...
... system is QAC = S sin θ = (50 kVA ) sin cos −1 (0.8) = 30 kvar The power out of the dc motor is thus 40 kW This is also the power converted from electrical to mechanical form in the dc machine, ... S (51 kW )( 2.0 Ω ) = 18.9° = sin −1 3Vφ E A ( 277 V )( 380 V ) The new E A of this machine is thus 380∠18.9° V , and the resulting armature current is IA = E A − Vφ jX S = 380∠18.9° V − 277∠0°...