If$,$ instead, the $7\mathrm{.}4($bit$)$ fixed$-$point representation of question $(1)$ was used to hold signed data

via $2\text{'}$s complement, please answer the following questions.

a$)[2$ marks$]$ What is the minimum value $($in decimal$)$ that can be held in this signed data

format?

b$)[2$ marks$]$ What is the maximum value $($in decimal$)$ that can be held in this signed data

format?

c$)[2$ marks$]$ What is the maximum error $($in decimal$)$ in representation of an arbitrary value

stored in this format?