Mathematics, 09.09.2020 22:01 clarissajimenez27
An educator wants to determine whether a new curriculum significantly improves standardized test scores for students. She randomly divides 90 students into two groups. Group 1 is taught using the new curriculum, while group 2 is taught using the traditional curriculum. At the end of the school year, both groups are given the standardized test and the mean scores are compared.
Determine whether the sampling is dependent or independent. Indicate whether the response variable is qualitative or quantitative Determine whether the sampling is dependent or independent.
A. This sampling is independent because the individuals selected for one sample do not dictate which
B. The sampling is dependent because the individuals selected to be in one sample are used to determine the
C. The sampling is dependent because the individuals selected for one sample do not dictate which individuals
D. The sampling is independent because the individuals selected to be in one sample are used to determine the individuals are to be in a second sample.
Answers: 1
Mathematics, 21.06.2019 16:30, danielmurillo28
If c(x) = 4x – 2 and d(x) = x2 + 5x, what is (cxd)(x)
Answers: 2
Mathematics, 21.06.2019 19:40, joexx159
The human resources manager at a company records the length, in hours, of one shift at work, x. he creates the probability distribution below. what is the probability that a worker chosen at random works at least 8 hours? probability distribution px(x) 6 hours 7 hours 8 hours 9 hours 10 hours 0.62 0.78 пол
Answers: 1
Mathematics, 21.06.2019 21:30, stichgotrich849
Janice determined there were 10 possible outcomes when tossing two coins and spinning a spinner numbered 1 through 6. what is the correct number? what might have been janice's error?
Answers: 3
An educator wants to determine whether a new curriculum significantly improves standardized test sco...
Mathematics, 16.02.2021 19:20
Mathematics, 16.02.2021 19:20
Mathematics, 16.02.2021 19:20
Social Studies, 16.02.2021 19:20
English, 16.02.2021 19:20