dummy variables in regression analysis ppt

... t-statistics on the individual slope coefficients are significant Explanation Multicollinearity occurs when two or more of the independent variables, or linear combinations of independent variables, may ... independent variables, or linear combinations of independent variables, may be highly correlated with each other The most likely effect on the statistical inferences Smith can make from the regression ... following statements regarding multicollinearity is least accurate? ᅞ A) If the t-statistics for the individual independent variables are insignificant, yet the F-statistic is significant, this indicates

Ngày tải lên: 14/06/2019, 16:20

... for providing research on the airline industry Pinnacle Airlines, a leader in the industry, represents a large holding in Smith Brothers' portfolio Looking back over past research on Pinnacle, ... Hypothesis 3: A 2.6% increase in the CPI will result in an increase in sales of more than 12.0% Hypothesis 4: A 1% increase in industrial production will result in a 1% decrease in sales Figure 1: ... correlation Explanation Multicollinearity refers to the condition when two or more of the independent variables, or linear combinations of the independent variables, in a multiple regression are highly

Ngày tải lên: 14/06/2019, 16:20

... be detected in H. influenzae LPS by a method involving analysis by HPAEC-PAD of terminal N-acetyl neuraminic 2 acid residues released by neuraminidase treatment [7]. However, by applying this method in ... Hif infections in children who quite often have a predisposing medical condition, including documented immunodeficiency [20, 23–25]. Countries engaged in global vaccination programs against H. influenzae ... a rapid decline in diseases caused by Hib strains. In the UK, Hib infection decreased 98% in children younger than 5 years of age [22], thus resulting in a greater proportion of infections due

Ngày tải lên: 23/03/2014, 21:20

... analyzed (Fig 2B) In order to investigate whether CEdG has the potential to accumulate in genomic DNA of nongrowing cells, HSC-T6 cells were kept in minimal medium containing 1.5% fetal bovine serum ... nucleobases were detected in human urine [13], indicating the formation of DNA AGEs in the healthy human organism A significantly increased number of CEdGpositive cells were immunostained in glomeruli of ... observed during 14 days of incubation To obtain insights into the functional consequences of DNA glycation, CEdG was introduced into a luciferase reporter gene vector and transfected into human

Ngày tải lên: 30/03/2014, 04:20

... period, increasing to 74 in 1960 from 32 in 1946.51 As we shall see,52 this coincides with an increase in the use of sharing contracts. 53 47 Average tenure in office for executives in ... of an industry study tabulating the size and influence of various facets of the entertainment industry (for example, Harold Vogel, Entertainment Industry Economics PROFIT-SHARING CONTRACTS IN HOLLYWOOD 69 of ... a significant decline in attendance and (real) revenues in the 1950s. I return to this point, and its possible role in the kinds of contracts movie studios write, in Section IVA1. III. Contracting in Hollywood Net

Ngày tải lên: 30/03/2014, 12:21

... Education School in Inner Mongolia, China, were included in this study. Among them, 73 patients suffered pre-lingual hearing impairment and 28 patients suffered post-lingual hearing impairment. ... coding exons plus approximated 50–100 bp of the flanking intron regions followed by Big Dye sequencing and analysis using ABI 3100 DNA sequencing machine (ABI, Foster City, USA.) and ABI 3100 Analysis ... purposes) Introduction Every year in China, about 30,000 children, compared to 840 in UK and one of every one thousand infants in US, are born with congenital hearing impairment[1-3]. Hear- ing impairment

Ngày tải lên: 18/06/2014, 15:20

... substantial need for HRH and health infrastructure – including vaccines – in this prov- ince due to the earthquake emergency, this finding is per- haps not surprising). In terms of the random effects ... Have HRH densities contributed to increasing vaccination rates in Turkey, and what implications do findings hold for raising future vaccination coverage? The analysis takes advantage of a panel ... significant correlations between our time-varying and - invariant variables were inordinately influenced by this province, suggesting that HRH density-vaccination cover- age processes here were fundamentally

Ngày tải lên: 18/06/2014, 17:20

... forward modes increase with increasing rotating speed however the backward modes decrease. Dynamic Analysis of a Spinning Laminated Composite-Material Shaft Using the hp-version of the Finite Element ... Ω 1cr of spinning composite shaft bi- clamped (C-C) according to ratio L/D for various lamination angles η Dynamic Analysis of a Spinning Laminated Composite-Material Shaft Using the hp-version ... Rotating shaft x L Fig. 21. System; embarked hollow spinning shaft. [...]... composite rotors, Proceedings of indo-us symposium on emerging trends in vibration and noise engineering,

Ngày tải lên: 20/06/2014, 00:20

... Vibration energy deducing method [23] Incentive torque is the power source causing torsional vibration. Since the input system energy of incentive torque is the source of maintaining torsional vibration., ... choosing unequal interval firing in multi-cylinder engine and appropriately choosing crank angle to change crank arrangement can let some simple harmonic torsional vibration in any main-subsidiary ... single torsion vibration damper, after installing bending vibration shock absorber, due to the effective damping act on shaft bending vibration, twist/bending shock absorber can control engine

Ngày tải lên: 20/06/2014, 00:20

... “Non-invasive on-line condition monitoring of on-load tap changers,” in Proceedings of IEEE Power Engineering Society Winter Meeting, Singapore, 2000 342 Advances in Vibration Analysis ... sorting, inspecting, and shipping mass produced microparts In microparts feeding, to feed along microparts in one direction, the driving force applied to each micropart must vary according ... corresponding to 6 different... 267,0 0126 9,001 samples 334 Advances in Vibration Analysis Research B Envelope analysis The main information in the vibration signal is in the

Ngày tải lên: 20/06/2014, 00:20

... coordinates to the independent coordinates In this paper, however, the constraint equations are defined in terms of fine displacements of two acting points of the joint The resulting linear ... linear constraint... Thirdly, a minimal set of nonlinear ODEs in terms of independent generalized coordinates are obtained Finally, the resulting equations are linearized at small vicinity near ... obtained by ignoring all cut-joints (Müller,... cut-joint and one can obtain open-loop multibody system as shown in Fig 4(d) Finally, a cut-joint constraint matrix corresponding to all cut-joints

Ngày tải lên: 20/06/2014, 00:20

... EURASIP Journal on Advances in Signal Processing nonlinearities, significant changes in the natural frequencies may appear during the analysis In this case, direct integration of the dynamic equation ... damping or changes in boundary constraints, as might happen during moments of excitation Instead we use a uniform damping value for the sounding object Validation of the Model 4.1 A Metal Cube In ... low-frequency content Also, it is interesting to examine the quality of the sound rendered when hitting the wings (locations 4, 5, and 6) Because wings are thin and light in comparison to the rest of

Ngày tải lên: 21/06/2014, 08:20

... unknown variable in this article. In presence of the RSS measurement error, variable vector, ϕ, in (16) can be obtained using WLS method, which the details are discussed in [4]. In brief, in WLS method ... add the capability of estimating the power of the primary user in a CR network setup. In [4], Kazemi et al. introduce cognitive RSS-WLS which improves [3] by taking input noise and error of path ... calculated, CRLB can be obtained using the following equation [5], CRLB = J −1 , (6) where J is the Fisher information matrix (FIM) whose elements can be calculated using the following equation, J ij

Ngày tải lên: 21/06/2014, 17:20

... fading channels In [6] the authors investigated the use of eighth-order CCs to classify digital signals in a flat fading channel By employing a multiantenna receiver using selection combining (SC), ... determine a signal’s modulation family in a slow 20-path fading channel using SC reliably distinguish between lower order modulations even in the presence of multipath fading Conclusion In this ... method to distinguish OFDM signals from the single carrier signals in question is obtained by considering the fact that OFDM signals are composed of multiple independently time varying signals

Ngày tải lên: 21/06/2014, 22:20

... in Figure 5(b), that is, with two RFDs talking directly to the coordinator intuition In Figure 12, the throughput results are obtained by averaging over the throughputs of each RFD, considering ... interval between the beginning of a transmission of a packet and the beginning of the transmission of the following packet This time is normally necessary for transmitting the packet, receiving ... correct destination, and collect data from the sensors Only a single coordinator can be used in a network A router, instead, relays the received packets and the control messages (in order to increase

Ngày tải lên: 22/06/2014, 22:20

... 5000 Equity Index Worldscope Table 1. Indices in SRI fund performance studie s Major sustainability indices Dow Jones Sustainability Index STOXX FTSE4Good Global Dow Jones Sustainability Index World Ethical ... sustainability indices, and five (12%) incorporate regional sustainability indices. For a complete list of indices used in the studies, we refer to Table 1. 0 5 10 15 20 Major Index Major Sustainability ... responsibility information translates into actions by the fund. Survivorship bias 4. Incorporate dead funds into the analysis or explain how refraining from dead funds and stocks might in uence the...

Ngày tải lên: 07/03/2014, 16:20

... situation Ecological Footprint and biocapacity Non-renewable natural resources Using Input-Output analysis to analyse resource use in the economy Better integration of ores and minerals in the analysis Country’s ... cannot renew within its own boundaries, and how are these costs changing over time? Using Input-Output analysis to analyse resource intensiveness in different industries Systematise analysis of environmental ... from Footprint of production, incorporate additional measures of degradation Increase sophistication of analysis regarding carbon pricing, trading, or taxing. Systematise and refine analysis of...

Ngày tải lên: 16/02/2014, 03:20

... signed but insignificant. This finding underlines the influence that the institution protection schemes have on lowering the propensity for bank runs by institutions in Germany. Closer examination ... for the training sample with 500 institutions as 15 problem banks had to be deleted from the initial sample due to data availability constraints regarding independent variables of six institutions ... described by a vector of independent variables i x . In order to obtain a binary outcome, the function () .G has to lie in the interval [ ] 1,0 only. This can be achieved by using a distribution...

Ngày tải lên: 16/02/2014, 10:20

... cost-cutting in the health sector remained. 10 Finally, expenditure on interest payments increased by 5.2 percent in 1998, which was solely due to the increase in public debt, since the average interest ... pensions and invalidity pensions. In the original cross-section, average pension receipts of natives decline with the age of pensioners, reflecting past differences in working careers. In order to ... share of taxes in GDP increased significantly from 24.8 percent of GDP in 1997 to 25.6 percent in 1998. In particular, revenue from the corporate, income and labour tax increased, mainly due to the...

Ngày tải lên: 18/02/2014, 01:20

... rigid domains [domain 1 (residues 1–119) and domain 2 (residues 151–245)] linked by an interdomain hinge (residues 120–150). Interestingly, the connection between the two domains and the hinge appears ... (1990) Could domain movements be involved in the mechanism of trypsin-like serine proteases? FEBS Lett 271, 9–13. 22 Chen SC & Bahar I (2004) Mining frequent patterns in protein structures: ... the calcium (II) binding site in trypsin, chymotrypsin, and subtilisin. Biochemistry 28, 7524–7531. 83 Krieger E, Darden T, Nabuurs SB, Finkelstein A & Vriend G (2004) Making optimal use of...

Ngày tải lên: 19/02/2014, 05:20