Participant in a sample population have an equal chance of being selected for the experiment, this is an example of ?
Control Group
Random Selection
Case Study
Double Blind
Patch over the eye Blind

Read this excerpt from wheels of change by sue macy.that said, it's hard to grasp the full extent of the bicycle's impact on americans in the late 19th century—particularly female americans. imagine a population imprisoned by their very clothing; the stiff corsets, heavy skirts, and voluminous petticoats that made it difficult to take a deep breath, let alone exercise. add to that the laws and social conventions that cemented a man's place as head of the household and holder of the purse strings. how suffocated women must have felt. and how liberated they must have been as they pedaled their wheels toward new horizons.what is the central idea of the excerpt

Constructed response paragraph: after reading “the case for short words,” do you think the author makes a convincing case that short words are effective? explain your answer and support it with evidence from the selection.

How does the allusion to icarus support the author’s tone ? a)it makes it clear that earhart,like icarus ,fell to her death .b)it emphasizes earhart’s failure in spite of her ambition.c)it stresses that the author views earhart’s fate as a mystery.d)it shows that the author sees earhart as a kind of legend can someone