The widespread use of morphine that followed the Civil War was for what reason?
a. as an alternative to alcohol consumption
b. the spread of patent medicines
c. the invention of the hypodermic needle
d. to treat an array of medical problems
d
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Research shows that females have made significant gains in sports since Title IX passed
a. true b. false
The majority of all households in the U.S. consist of man and woman married with children
Indicate whether the statement is true or false
Against the background of death, life becomes transparent and fundamental social and cultural issues are revealed
Indicate whether the statement is true or false.
Imagine that you are interested in studying the working habits of young adults. You hypothesize that persons first married in their twenties tend to work an average of 5 hours more per week than persons not first married in their twenties. You find a link between age at first marriage and hours worked per week. What three conditions must be satisfied in order for you to have established a causal connection?
What will be an ideal response?