Answer:
I think it's necessary because people acquire the needs that they you don't have like for example your friend has a banana and you have a mango your friend wants that mango and you want that banana so you will trade each of your goods to each other and you will acquirewhat you wanted
Dentalhoe is the best-suited rectilinear instrument to smooth the pulpal floor for an amalgam preparation.
The pulpal floor of enamel is the bottom line. Your tooth pulp is the innermost layer of your tooth that consists of nerves and blood vessels. Your teeth pulp is protected by layers of dentin and enamel.
Dental amalgam is a dental filling fabric used to fill cavities because of tooth decay. Dental amalgam is an aggregate of metals, such as liquid (elemental) mercury, and a powdered alloy composed of silver, tin, and copper. about 1/2 (50%) of dental amalgam is elemental mercury by weight.
Restrict the pulpal depth of the instruction to a maximum of 0.2mm into dentin. The training for an occlusal surface pit and fissure lesion to be restored with amalgam is first organized to a depth of 1.5mm, as measured at the central fissure.
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Answer:
Danielle Hastings was recently hired as a cost analyst by CareNet Medical Supplies Inc. One of Danielle’s first assignments was to perform a net present value analysis for a new warehouse. Danielle performed the analysis and calculated a present value index of 0.75 .
Explanation:
Answer:
confounding variable; lowered.
Explanation:
In the field of statistical analysis, a <u>confounding variable</u> is one that influences both the independent variable and the dependent variable. When an experimented is designed, the researcher wants to study the effect the independent variable has on the dependent variable. However, if there's a third variable that can influence them, it can cause a spurious correlation.
The psychologist wanted to test the effects using the new computer program (independent variable) had in helping students learn math (dependent variable). But when she divided the group in two, separating them by gender, she introduced a third variable (confounding variable) that wasn't accounted for when designing the experiment and that can influence either variable. <u>Because of this, the internal validity of the study has been </u><u>lowered</u><u>.</u>
It was important so they can trade with others and get the stuff they need like cotton, gold, clothing and a lot more :)