Consider the analysis questions of describing parents’ attitudes towards immunization, what the proportion of them wants immunization against chicken pox for their last-born child, and whether this proportion differs by gender and age. a) Which data collection method is the most suitable one to answer the above questions, either survey or experiment? Explain your answer. b) What variables are needed to answer all the above questions? Describe the purpose and the type of scale of each of them.

Functions and Change: A Modeling Approach to College Algebra (MindTap Course List)
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Chapter5: A Survey Of Other Common Functions
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QUESTION 1 (DATA COLLECTION)
Consider the analysis questions of describing parents’ attitudes towards immunization, what the proportion of them wants immunization against chicken pox for their last-born child, and whether this proportion differs by gender and age.

a) Which data collection method is the most suitable one to answer the above questions, either survey or experiment? Explain your answer.
b) What variables are needed to answer all the above questions? Describe the purpose and the type of scale of each of them.
*Help me solve these questions. Thank you.

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