Answer:
D. amphetamines became available from illegal laboratories rather than legitimate pharmacies
Explanation:
Due to the amendments to federal drug laws known as Drug Abuse Control Amendment of 1965, amphetamine became available from illegal laboratories rather than legitimate pharmacies. Prior to the amendment drugs like barbiturate, amphetamine and lysergic acid diethylamide (LSD) could easy be gotten from pharmacies but the amendment restricted the availability of such drugs. The amendment was as a result of increase in drug abuse among the American population.
Richard has conducted a study in which he compares the reading skills of six- year-olds, seven-year-old, and eight-year-olds-<u>They use one-way ANOVA Test</u>
Explanation:
The one-way analysis of variance also known as the ANOVA test is used to determine if there is any any statistically difference between the means of two or more independent or unrelated groups/variables
It is to be noted that there has to be minimum three groups rather than two groups
<u>The One-Way ANOVA is commonly used to test the below mentioned data's </u>
- To measure the statistical differences between the means of two or more groups.
- To measure the statistical differences between the means of two or more interventions.
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To measure the statistical differences between the means of two or more scores
The reason voting is so important is because it helps the people choose who they want to be president and who they want to make all the major decisions in life.
Answer:
Communism is a political and economic ideology that positions itself in opposition to liberal democracy and capitalism, advocating instead for a classless system in which the means of production are owned communally and private property is nonexistent or severely curtailed
Explanation:
