Statistics: A research center claims that at least 46% of adults in a

Subject: Mathematics    / Statistics
Question

A research center claims that at least 46% of adults in a certain country think the government is not aggressive enough in pursuing people who cheat on their taxes. In a random sample of 700 adults from that country, 39% say that the government is not aggressive enough in pursuing people who cheat on their taxes. At ?= 0.01, is there enough evidence to reject the center’s claim? Complete parts (a) through (d) below.

(a) State H0 and Ha.

(b) Find the criticalvalue(s).

(c) Find the standardized test statistic z.

(d) Decide whether to reject or fail to reject the Statistics: A research center claims that at least 46% of adults in a and interpret the decision.