Statistics > EXAM > Sophia __ Intro to Stats Unit 5 Milestone 5 (All)

Sophia __ Intro to Stats Unit 5 Milestone 5

Document Content and Description Below

Recall, for data to be considered available data it must already be collected. Since the grades data and survey data were already collected these are examples of available data. Data I need help with ... this question 3 Regan wants to study how reading on a computer affects comprehension among elementary school students. Regan thinks that girls and boys might differ and he also suspects that grade level will affect the results. He decides to create a male and a female group for each grade. Within each group, he randomly assigns half of the students to read an article on paper and half of the students to read the article on a computer. Which type of experimental design does this situation illustrate? Completely Randomized Randomized Block Double-Blind Matched-Pair Since students are put into gender and grade blocks and are then assigned treatment or control randomly this is called a randomized block design. Randomized Block Design I need help with this question 4 Select the correct statement regarding experiments. A researcher can control the environment and observe the response. A researcher cannot control the environment but can observe the response. A researcher can control the environment but cannot observe the response. A researcher can neither control the environment nor observe the response. The defining part of experimental setting is that the researcher can control the setting and apply [Show More]

Last updated: 3 years ago

Preview 1 out of 22 pages

Buy Now

Instant download

We Accept: