Archaeologists are professionals who study about human history through excavation of sites.
If a vase is found by an archaeologists from an ancient culture. The logical explanation of the vase can be that the culture valued art and craft.
There were people who used to spend their time by creating art o vase. The only logical explanation which is not valid about art on vase is statement in the option A.
The correct answer is A. The civilization had a powerful king that required a vase for the palace.
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Porosity is a cavity-like discontinuity and occurs due to the entrapment of gases in the molten weld pool. These entrapped gases don't get a chance to escape from the molten weld pool and hence cause porosity.
<h3>Which discontinuities are caused during welding?</h3>
Weld discontinuities can be defined as "an interruption of the typical structure of a weld, such as a lack of homogeneity in the mechanical, metallurgical or physical characteristics of the weld." Porosity is considered to be the most critical discontinuity. Weld discontinuities include porosity, incomplete fusion, excessive melt.
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States should continue to allow ballot initiatives and other forms of direct democracy as it empowers the people to enact aws and make amendments.
<h3>What is democracy?</h3>
It should be noted that democracy simply means a system of government where the people choose their leaders.
In this case, states should continue to allow ballot initiatives and other forms of direct democracy as it empowers the people to enact aws and make amendments.
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Answer: The test/procedure that was performed was the One-sided t-test.
Explanation:
The one-sided t-test was performed because they were checking if the average of one variable is larger than the average of the other variable used.
The P-value/margin of error is 3.59609E-07 and the statistical interpretation of this is the value of the P-value was much smaller than 5%. This let the test result conclusive.
The other test that is performed in some of these cases are called the two-sided t-test.
