Question bank: Statistics: Sample Surveys

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Question 1:

Easy

A research institute wants to know students' opinions on a new teaching method implemented in schools. They decided to interview a sample of 50 students from the 2nd year of High School in a specific region. How do you evaluate the representativeness of this sample to obtain reliable results regarding the total population of students in this grade in the region?

Statistics: Sample Surveys

Question 2:

Easy

Statistics: Sample Surveys

Theorical Question

Question 3:

Easy

An electoral survey was conducted in a city. Can we say that:

Statistics: Sample Surveys

Basic Calculus

Theorical Question

Question 4:

Medium

João is a student who is conducting a research on soda consumption in his school. He interviewed 50 students of different ages to analyze the results. Which of the following measures are measures of central tendency that can be used to analyze the data collected by João?

Statistics: Sample Surveys

Question 5:

Easy

To participate in a Quality of Life Program promoted by a certain company, the employee must answer a questionnaire, which serves as their registration. The table below presents, in column A, four of the questions to be answered by the employees and, in column B, four types of statistical variables. Associating the questions in column A with their respective types of statistical variables in column B, the correct order resulting from this association is:

Statistics: Sample Surveys

IARA TIP

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