What is the purpose of stratification in epidemiologic Analyses?

What is the purpose of stratification in epidemiologic Analyses? Stratification is used both to evaluate and control for confounding and requires separating your sample into subgroups, or strata, according to the confounder of interest (e.g., by age, gender, race/ethnicity, etc.). What is stratification analysis? Stratification is defined as the act of sorting data, people, and […]

What is MBL and HBL in shipping?

What is MBL and HBL in shipping? MBL is Master Bill of Lading issued by main carrier of goods on receipt of goods from a freight forwarder to deliver at destination as per agreed terms. HBL means House Bill of Lading issued by a freight forwarder on receipt of goods from shipper agreeing to deliver […]

Are all record player belts the same size?

Are all record player belts the same size? Almost all turntables use belts that have lengths of 19.6″, 20.7″, 21.4″, 22.4, 23.6″, 25.0″, and 35.1″. There are a few assorted turntables that use a couple of other sizes. there is NO turntable ever made that uses a 23.2″, 24.75″ or 25.75″ belt. How often should […]

What is a car service warranty?

What is a car service warranty? A vehicle service contract, which is commonly known as an extended warranty for car owners, is an optional protection plan you can purchase to help cover repair costs. An extended vehicle warranty typically starts once the manufacturer’s warranty expires, but in some cases, the two protection plans overlap. How […]

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