Claim: Most students would prefer electronic textbooks. A survey of 480 randomly selected students showed that 57% of them would use electronic textbooks if they could. Complete parts(a) and(b) below.

a. Express the original claim in symbolic form. Let the parameter represent the students that would use electronic textbooks if they could.

sigma

pp

mu

not equals

greater than>

less than<

equals=

enter your response here

(Type an integer or a decimal. Do notround.)

b. Identify the null and alternative hypotheses.

H0:

pp

sigma

mu

equals=

less than<

greater than>

not equals

enter your response here

H1:

pp

mu

sigma

greater than>

equals=

less than<

not equals

enter your response here

(Type integers or decimals. Do notround.)