The first time josé sees a cat, his mother tells him, "that's a cat. can you say cat? " he repeats the word gleefully, and his mother praises him. the next day, he is watching a cartoon and sees a tiger on the television. he points at the tiger and says, "cat! " this is an example of

Donald is studying the eating habits of all students attending his school. he samples the population by dividing the students into groups by grade level and randomly selecting a proportionate number of students from each group. he then collects data from the sample. which type of sampling is used? select the correct answer below: systematic sampling convenience sampling stratified sampling cluster sampling