Answer:
by 0.3 percentage points
Explanation:
This result indicates that government spending contains superior information for predicting future economic activities in China than the lagged growth of GDP
Answer:Going to say A. Brazil, Hope this helps! enjoy your day/night.
Explanation:
Answer:The technique use in this study is referred to as a double blind
Explanation:
A double blind study is the one that both participants and experimenters or researchers are not made aware who is given a certain treatment.
In double blind researchers will not know if what they are receiving is part of the test itself as they interact with participants or they are receiving a placebo.
This process is useful to eliminate and avoid bias results.
For example, in the above text the effect of caffein on attention is being tested so the researchers will not know whether the drink given to them is actual for the test or just the placebo , they don't know who is in control of the experiment.
Answer:
Myelin
Explanation:
Myelin is a fatty substance that surrounds nerve cell axons to insulate them and increase the rate at which information is passed along. The myelin can be compared to the protective coating of an electrical wire.