No it's not,because 12 inches equals 1 foot and 2 feet equals 24 inches.
So 2 feet is bigger than 23 inches.
Answer:
430
Step-by-step explanation:
Use PEMDAS.

Answer: A. z = -2.57
Step-by-step explanation:
Let p be the population proportion of people polled favor the incumbent.
As per given , we have

Sample size : n= 1030
sample proportion : 
Test statistic for proportion : 

Hence, the test statistic is z = -2.57 .
Thus , the correct answer is A. z = -2.57 .