You must present the necessary processes to support the answer of the exercises.
1) Why is it important that at least one person knows basic statistical concepts?
2) Explain the difference between using a population or using a sample to carry out a statistical study.
3) What should be taken into consideration when choosing the type of sampling (random, systematic, by cluster, for convenience, etc.) to be used in a statistical investigation?
4) Explain the difference between a discrete quantitative variable and a continuous quantitative variable. Present two examples of each.
5) Indicate if it is a population or sample in each case:
a) To know the height of the students in a class, they are all measured. _______________.
b) In order to know the dental health of all the children of a city, a medical examination is made of all the students of a school. _______________.
6) A school has a total of 475 students. We want to extract a sample of 80. Explain in detail how this sample is obtained by random sampling.
7) From a population of N = 900 elements, we want to extract a sample of size n = 15. Using the table of random numbers, designate which are the 15 individuals that make up the sample