19. help please

Claim: A minority of adults would erase all of their personal information online if they could. A software firm survey of 650 randomly selected adults showed that 43% of them would erase all of their personal information online if they could. Complete parts (a) and (b) below .. ... a. Express the original claim in symbolic form. Let the parameter represent the adults that would erase their personal information. (Type an integer or a decimal. Do not round.) b. Identify the null and alternative hypotheses Ho (Type integers or decimals. Do not round.) 4