A chi-square (χ2) statistic is a test that is used to measure how expectations compare to actual observed data or model ...

The hypothesis that consumers use a two-stage procedure to maximize a utility function in which food items are strongly separable from non-food items is combined with prior information about food ...

This is a preview. Log in through your library . Abstract Many variables crucial to the social sciences are not directly observed but instead are latent and measured indirectly. When an external ...

I previously talked about measurements (some) when I looked at the uncertainty in the distance to the Sun. One of the simple ways of determining the uncertainty of a calculated quantity is to use the ...

Linear combinations of the four measurement variables best summarize the differences among the three species, assuming multivariate normality with covariance constant among groups. This requires a ...

Value-at-risk and expected shortfall (ES) are ubiquitous in finance. They are used by banks and asset managers to estimate the risk of portfolios. Regulators use them to set capital requirements. To ...

Messenger ribonucleic acid (mRNA) is a single-stranded molecule of RNA that carries the instructions from DNA to create specific proteins. The main applications for mRNA include immunotherapy, protein ...

High-accuracy measurement of low-frequency events distinguishes Meggitt Sensing Systems’ Endevco 7298 triaxial, variable capacitance accelerometer from comparable devices. The device offers +0.5% full ...