Answer to Question #49375 in Statistics and Probability for Priyanka

Question

. Some of the researchers were interested to conduct telephone based community survey by asking questions to parents of children between first and fifth grades to look for association between their weights and eating habits. About 1800 residential telephone numbers were randomly chosen, and then one of the parents of the child was interviewed for the required information on age, sex, religion, household income, weight, height, triceps thickness, eating habits in terms of amount of milk consumed in a day, number of chips packet consumed in the last week with an adult member of the household, etc. Answer the following questions based on this scenario.
a) What kind of sampling do you think the researcher had adopted?
b) What worked as a sampling frame for the study?
c) Write various steps they have adopted for selecting