In 2016 a poll estimated that 3.2% of adults in a certain country are vegetarian. A nutritionist thinks this rate has changed. The nutritionist samples 300 adults from this country and finds that 16 are vegetarian. Complete parts (a) through (c) below. Question content area bottom Part 1 a. What is ModifyingAbove p with caret, the sample proportion of vegetarians? ModifyingAbove p with caretequals 0.053 (Round to three decimal places as needed.) Part 2 b. What is p 0, the hypothetical proportion of vegetarians? p 0equals 0.032 (Type an integer or a decimal. Do not round.) Part 3 c. Find the value of the test statistic. Explain the test statistic in context. zequals enter your response here (Round to two d