Activity 1

A. Identify the type of sampling method being illustrated from the following situations. 1. The teacher writes all the names of students in a piece of paper and put it in a box for the graded recitation. 2. The teacher gets the class record and call every 4" name on the list. 3. Every five files out of 500 files will be chosen. 4. There are 20 toddlers, 40 teenagers, 45 middle aged and 55 senior citizens in a certain area. Samples are taken according to the total number of people in the area. 5. All the names of the employees of the company are put in a raffle box. B. Give one situation where each of the sampling method is being applied. 1. Lottery Sampling 2. Systematic Sampling 3. Stratified Random Sampling 4. Cluster Sampling 5. Multi- stage SamplingA. Classify the following statements if it describes a parameter or statistic. 1. The average income of 40 out of 100 households in a certain Barangay is P12 213.00 a Month. 2. Percentage of red cars in the Philippines. 3. Number of senior high schools in Region 7. 4. A recent survey of a sample of 250 high school students reported the average weight of 54.3 kg. 5. Average age of students in Argao National High School. B. Construct a Venn Diagram showing the similarities and differences of parameter and statistic.Solve the sample mean and the probability of each sample mean by constructing all random samples consisting of two observations from the given data. Watermelon A B C D E F Weight (in pounds) 19 14 15 9 10 17