control experiment

an experiment designed to check or correct the results of another experiment by removing the variable or variables operating in that other experiment. The comparison obtained is an indication or measurement of the effect of the variables concerned

Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

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Noun

control experiment - an experiment designed to control for variables affecting the results of another experiment

experiment, experimentation - the act of conducting a controlled test or investigation

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References in periodicals archive

This imagery has been created using the Advanced Regional Prediction System, where the right panels are from CNTLI km, the control experiment.

Numerically Predicting Thunderstorms: The Concept Emerges

In the third experiment the participants work on learning and remembering a route, and the fourth, a control experiment, had the participants hit the spacebar on a keyboard as soon as they saw a grey square appear on a screen.

Dominance helps in faster decision making

I know Outers will say our economy is in a poor state because of our membership of the EU, but that is conjecture as there is no convincing control experiment. We are not comparable to Switzerland, Norway, New Zealand or any of the spurious examples that are trotted out.

It's a bad time to go it alone; Letters

The change will see an end to what has been described as the biggest population control experiment in history.

China axes 'cruel' one child policy

As expected, plasma TNF-alpha levels rose significantly--"a 2- to 3-fold increase" (Mathur & Pedersen)--during the control experiment. "In contrast, during [exercise] which resulted in elevated IL-6 and rh-IL-6 infusion at physiological concentrations," write Starkie et al., "the endotoxin-induced increase in TNF-alpha was totally attenuated." Further research proved that contracting muscle produces and releases IL-6.

Exercise and inflammation

Patients with Invasive Ductal Carcinoma-Stage II, who underwent a treatment regimen known as FAC (Fluorouracil, Doxorubicin, Cyclophosphamide), were divided into two groups: the UtCa received chemotherapy plus 300 mg dry Ut extract per day and the Ca group that only received chemotherapy and served as the control experiment. Blood samples were collected before each one of the six chemotherapy cycles and blood counts, immunological parameters, antioxidant enzymes, and oxidative stress were analyzed.

Uncaria tomentosa-adjuvant treatment for breast cancer: clinical trial

This study includes a randomized control experiment, but that component could only be implemented in a limited number of schools with more applicants than seats in the pre-k program.

Effects of the Tennessee Voluntary Pre-Kindergarten Program on School Readiness

The performed control experiment has indicated practical applicability of considered method.

Control of temperature in laboratory model of hot-air tunnel

The control experiment was 21kg/[m.sup.3] density foam formulation without castor oil.

Effects of castor oil on the physical properties of polyether based flexible polyurethane foam

The control experiment was performed by incubation of VSMCs with purified CRP solution.

Sodium azide in commercially available C-reactive protein preparations does not influence matrix metalloproteinase-2 synthesis and release in cultured human aortic vascular smooth muscle cells