For each situation, identify the appropriate method of data collection you would use. Explain

your answer.

1. You want to know if students who enter the classroom early would sit on the front part

of the classroom.

2. You want to determine if the movie "Through Night and Day" is a good movie.

3. You want to find if there is a relationship between the number of hours a student sleeps

and her academic performance.

4. You want to know the percentages of household with different income levels there are in

the Philippines.

5.You give your classmates randomly two kinds of cookies, one from your recipe and

another from your mother. You want to know which students will return for a second

cookie.

Suppose that there are 2,400 city government employees and you want to survey them to find

out which tools are best suited to their jobs. You decide that a margin of error of 0.05 is

considerable. Using Slovin's formula, how many employees would you survey? Show your

complete solution.

Miss Bernardo, a guidance counselor is studying the mental wellbeing of the 7,540 students

at her university during the Covid 19 pandemic. She decides to start by asking a random

sample of 60 students. (3 points each)

Identify the type of sampling in each of the following survey methods.

a) The psychologist assigns each student a number from 1 to 7,540. She selects the sample by

randomly choosing one of the first 100 numbers and every 110th number thereafter.

b) The guidance counselor assigns each student a number from 0001 to 7540 and uses a

computer to randomly generate a list of 60 numbers to select the students for the sample.

c) Students are listed by the barangay they live in. The guidance counselor randomly selects

six barangays and then randomly selects five students from each one.

d) An equal proportion of students are randomly selected from each discipline.