1. What is the demographic profile of students in terms of:

A. Gender

B. Their homes distance from the school.

C. Status in life.

D. Their means of transportation.

2. How does hybrid learning impact both student engagement and academic achievement in comparison to traditional learning methods?

Hypothesis - Hybrid learning and traditional learning methods do really show a big difference in how much students get involved or how well they do academically. Null Hypothesis - Hybrid learning and traditional learning methods don't really show a big difference in how much students get involved or how well they do academically.

3. What is the advantage and disadvantage of hybrid learning when it comes on the academic performance of the student?

Hypothesis - There was a significant correlation between the advantages and disadvantages of hybrid learning.

Null Hypothesis- There was no significant correlation between the advantages and disadvantages of hybrid learning.

STOP OVER 2

1.        

NULL HYPOTHESIS- There was no significant differences to the school-related practices of parents of Grade VI Pupils at Palahanan Elementary School, Batangas and the assumption of the teachers and parents themselves during the academic year 2018-2019.

ALTERNATIVE HYPOTHESIS- There was a significant difference to the school-related practices of parents of Grade VI pupils at Palahanan Elementary School, Batangas and the assumption of the teachers and parents themselves during the academic year 2018-2019.

2.        

NULL HYPOTHESIS- Culture and climate at Company ABC in Nags City do not have any significant contribution in terms of their efficient production.

ALTERNATIVE HYPOTHESIS- Culture and Climate at Company ABC in Nags City have a significant contribution in terms of their efficient production.

3.        

NULL HYPOTHESIS- Philosophical practices of college educators and administrators in a certain University did not influences and enhance their teaching-learning process.

ALTERNATIVE HYPOTHESIS- Philosophical practices of college educators and administrators in a certain University influence and enhance their teaching-learning process.

4.        

NULL HYPOTHESIS- There was a significant need for improvement on environmental performance based on the green audit of Public Elementary schools as evaluated by the School Administrators and Teachers in the District of San Vicente, San Pedro Laguna during the academic year 2018-2019.

ALTERNATIVE HYPOTHESIS- There was no significant needs for improvement on environmental performance based on the Green Audit of Public Elementary Schools as Evaluated by the School Administrators and Teachers in the District of San Vicente, San Pedro Laguna during the academic year 2018-2019.

5.        

NULL HYPOTHESIS- Perceptual Strengths of College Students do not have a significant effect on their Mathematics Performance during the Academic Year 2018-2019.

ALTERNATIVE HYPOTHESIS- Perceptual Strengths of College Students have a significant effect on their Mathematics Performance during the Academic Year 2018-2019.

For making informed decision, statistics will help you to analyze and interpret data that enables you to create a much better and effective decision such as buying groceries and other.

For fitness tracking, being fit nowadays is one of the most important parts of our daily lives, statistics will provide users with insights into their health and fitness habits.

For weather forecasting, statistics is helpful in analyzing and interpreting possible weather phenomenon in our everyday life that may help us to become prepared and aware.

STOP OVER 3

One of the most power tool to have a much better statistical studies are the used of Microsoft Excel. By that, it will enable the statistician to better organize the data so that they can easily analyze and interpret it. Otherwise, they can easily calculate the results using different excel formula. It offers features for data entry, manipulation, visualization, and basic statistical analysis.

Which of them do you feel would have simple random sampling as an appropriate sampling method?

• A study of employees’ attitude towards family planning in DR. VICTOR R.

  POTENCIANO MEDICAL CENTER

• A survey of Olongapo City residents' attitude to Nuclear Power Plants

• College students’ acceptability of school policies on discipline

• Mental Health Status of RTU students doing online classes.

Are there any limitation?

• Yes, such as Access to a Comprehensive Sampling Frame, Non-Response Bias, Sampling Frame Accuracy, and Ethical Considerations.

In which would random sampling be totally inappropriate?

• A survey of disco goers on a Friday or Saturday night.

• A survey of Tiktok users following a Famous Tiktok Celebrity.

In each of the examples below, identify the sampling frame you would use if you were to undertake a simple random

sample.

A survey of disco goers on a Friday or Saturday night.

• One possible approach could be to obtain a list of all registered clubs in the area and sample from their attendance records for those specific nights.

A study of employees’ attitude towards family planning in DR. VICTOR R.

POTENCIANO MEDICAL CENTER

• all employees working at the DR. VICTOR R. POTENCIANO MEDICAL CENTER

A survey of Olongapo City resident’s attitude to Nuclear Power Plants

• all residents of Olongapo City. ( 18 yrs old and above)

A survey of Tiktok users following a Famous Tiktok Celebrity.

• TikTok does not provide public access to user data, and there is no centralized registry of TikTok users. Therefore, it may not be feasible to use simple random sampling for this scenario.

College students’ acceptability of school policies on discipline.

• list of all college students enrolled at the institution where the study is being conducted.

Mental Health Status of RTU students doing online classes.

• all RTU students enrolled in online classes

STOP OVER 02

Age Groups:

• Example: Stratifying by age groups such as 18-29, 30-49, 50-64, and 65+.

• Discussion: Age is often associated with different life stages, interests, and needs. By stratifying by age groups, you can ensure representation from various segments of the adult population, allowing for more accurate estimates and comparisons within each age cohort.

Education Level:

• Example: Stratifying by educational attainment, such as high school diploma or less, some college or associate degree, bachelor's degree, and postgraduate education.

• Discussion: Education level can influence perspectives, behaviors, and access to resources. Stratifying by education level allows for examining how attitudes, preferences, and behaviors may differ across educational backgrounds.

Income Levels:

• Example: Stratifying by income brackets, such as low-income, middle-income, and high-income households.

• Discussion: Income level reflects socioeconomic status and can impact lifestyle, access to services, and consumption patterns. Stratifying by income allows for studying variations in attitudes, behaviors, and preferences based on economic circumstances.

2. 4- part time

   16- full time

   
   

3. Regional Stratification: Divide the country into major regions (e.g., Luzon, Visayas, Mindanao) and then further stratify each region into smaller areas (e.g., provinces, cities, municipalities).

   
   

4. Collaboration with Local Community Leaders: Collaborate with local community leaders, village heads, or barangay officials to gain insights into the demographics of the area and to seek their assistance in identifying potential participants.

   
   

5. Over-represented groups- tourist

   Under-represented groups- local residents.

   
   

6. Over-represented groups- Socially active students.

   Under-represented groups- Students with part time job.

   
   

7. When looking to draw attention to your project and attract participants for a self-selected sample, you can employ various strategies to increase visibility and engagement. Here are some ways to do so: online platforms, word of mouth, and partnership and collaboration.

   
   

   Despite the advantages of self-selection in terms of convenience and ease of recruitment, the main disadvantage is the potential for bias in the sample. Since participants choose whether or not to participate in the study, there is a risk of self-selection bias.