Answer:
The evidence provided does not statistically support the researcher’s belief
Step-by-step explanation:
From the question we are told that
The sample size of each political party is
The number of democrats that favor death penalty is
The number of republicans that favor death penalty is
Generally the sample proportion for Republicans is
Generally the sample proportion for Democrats is
The null hypothesis is
The alternative hypothesis is
Generally the pooled population proportion is evaluated as
The test statistics is evaluated as
The p-value is obtained from the z-table the value is
=>
Given that then we fail to reject the null hypothesis this mean that there is no sufficient evidence to support the researcher’s belief