Mark all the items the article mentions which consumers were biting at high rates in the 1920’s Cars, Radios, vacuum, dishwasher

The arizona department of transportation wishes to survey state residents to determine what proportion of the population would like to increase statewide highway speed to 75 from 65 mph. at least how many residents do they need to survey if they want to be at least 99% confident that the sample proportion is within 0.09 of the true proportion?

Which idea is central to democracy in the united states? everyone has an equal right to consumer goods. people should not compromise to settle differences. the minority has authority over the majority. freedom must be balanced with respect for the law.

Identify the example of when situation and time are key to assessing risk of harm in a research study: a study on the efficacy of a behavioral intervention for smoking cessation involves both adults and teenagersasking women if they have had an abortionresearch on the prevalence of hiv-infected individuals in communitiesa survey about sexually transmitted diseases