Read the summary In the United States, building and mainlaining the
interstate highway system is supported by the federal
gasoline tax. The gasoline tax was set at 18.4 cents per
gallon in 1993, and it has remained at that level ever
since.
What is the result of the gasoline tax remaining at the
same rate since 1993, despite inflation?
O The demand for gasoline is lower than in 1993,
O Highway users pay less in tolls and more in taxes
than in 1993
o Gasoline producers have chosen to offer lower
prices than in 1993.
O The gasoline tax cannot pay for as many highway
repairs as it did in 1993.

How was mussolini able to gain power in italy? he played to the prejudices of the italians. he fought off hitler’s attempt to annex italy. he led a coup to take over a weakened government. he proposed new ideas to solve the economic crisis.

Ageneral requirement for the informed consent form is that it may not include any exculpatory language. exculpatory language is that which waives or appears to waive any of the subject's legal rights or releases or appears to release those conducting the research from liability for negligence. which of the following statements in a consent form is an example of exculpatory language? a general requirement for the informed consent form is that it may not include any exculpatory language. exculpatory language is that which waives or appears to waive any of the subject's legal rights or releases or appears to release those conducting the research from liability for negligence. which of the following statements in a consent form is an example of exculpatory language?

Running and sleep. sufficient sleep is important for adolescents for both their neural and psychological development. despite this, daytıme sleepiness and poor physical and psychological functioning related to chronic sleep disturbances are common. there is a growing body of evidence that exercise is associated with both better sleep and improved psychological functioning sixty participants were recruited from a high school in northwesten switzerlandthey were randomly assigned to either a running group or a control group, 30 to each group the running group ran every moming for a little over 30 minutes on weekdays for a three-week period. all participants used a sleep log for subjective evaluation of sleep, and sleep was also objectively assessed at the beginning and end of the study using a sleep electroencephalographic device that measured quantities such as sleep efficiency and time spent in the four different sleep phases. running was found to have a positive impact on both objective and subjective measures of sleep functioning what are the explanatory variable(s) and the response variable(s)? (a) outline the design of the experiment (b) (c) here are some more details on the treatment and control groups. all participants arrived at school at 7 a.m., and the running group did two laps on the track and then ran cross countrv in groups of at least four people for 30 minutes the control group remained seated at the track, worked on horpework. and interacted with each other. when the runners returned, all participants prepared for school and ate a breaktast that was provided. iwhy do you think the experimenters had the control group arrive at 7 am interact withdassmates and have breaktast together? explain. do you think having the control eroup do these activities is important for the types of conclusion that can be reached? how?