A laboratory technician needs 0.8 grams of a reagent. How many milligrams is this?

In a glucose solution prepared in water, the solvent is:

The majority of laboratory errors occur in which phase of testing?

What metric prefix represents 1/1000 of a unit?

What is the final concentration when 10 mL of 6 M HCl is diluted to 120 mL?

Two consecutive QC results exceed +2 SD on the same level. Which rule is violated?

Instrument maintenance and operation occur in which phase of testing?

Which QC statistic is used to measure relative variability?

In a binary classification modeling project, in the case that the rarer events are the more interesting or important ones, discuss how the datasets (training, validation, and holdout sets) should be prepared to avoid under-sampling and/or oversampling issue? 

Discuss the three issues posed in a machine learning model if the model uses too many attributes?