One group of students studied with the TV on. Another group of students studied in silence. what is the Controlled variable?

The owner of a one-acre parcel of land with a small house on it rented the property to a professor of a nearby college at a monthly rental of $500. several years later, after the professor got tenure, the parties orally agreed that the professor would purchase the property from the owner for the sum of $60,000, payable at the rate of $500 a month for 10 years. they agreed that the owner would give the professor a deed to the property after five years had passed and $30,000 had been paid toward the purchase price, and that the professor would execute a note secured by a mortgage for the balance. the professor continued in possession of the property and made all monthly payments in a timely fashion. when he had paid $30,000, he tendered a proper note and mortgage to the property owner and demanded that she deliver the deed as agreed. the owner refused because valuable minerals had been discovered on adjacent parcels in recent months, causing the value of this parcel of land to increase to 10 times its former value. the professor brought suit against the property owner for specific performance. if the court rules in favor of the property owner, what is the likely reason?

Charles schenck was a u.s. citizen and private in the army. while in military training during world war i, schenck printed and passed out leaflets explaining why he was against the draft (required military service). he was charged with violating the espionage act of 1917, a federal law outlawing any action interfering with military operations. schenck believed the espionage act violated his right to free speech. in which court would this case ultimately be decided, and why? a state criminal court, because schenck was accused of violating a criminal law a military tribunal, because the matter involved members of the military a county civil court, because it involved violation of a civil liberty the u.s. supreme court, because schenck challenged whether the law was constitutional

Cooperation among oligopolies runs counter to the public interest because it leads to underproduction and high prices. in an effort to bring resource allocation closer to the social optimum, public officials attempt to force oligopolies to compete instead of cooperating. consider the following scenario: suppose that the presidents of two auto manufacturing companies exchange text messages in which they discuss jointly raising prices on their new lines of hybrid suvs. this illegal communication would violate which of the following laws? the sherman antitrust act of 1890 the robinson–patman act of 1936 the celler–kefauver act of 1950 the clayton act of 1914