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Romashka-Z-Leto [24]
3 years ago
11

An educator wants to determine whether a new curriculum significantly improves standardized test scores for fourth grade student

s. She randomly divides 90 fourth dash graders 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.
Mathematics
1 answer:
vesna_86 [32]3 years ago
5 0

Answer:

Independent Sampling

Step-by-step explanation:

There are two scenarios for independent sampling .

Testing the mean we get the differences between samples from each population. When both samples are randomly  inferences about the populations. can get.

Independent sampling are sample that are selected randomly. Observation does not depend upon value.Many analysis assume that sample are independent.

In this statement 90 dash are divides into two groups Group 1 and Group 2 . Both are standardized that mean both are randomly selected. Means are observed. Observation doesn't depend upon value.  So this style of sampling is independent Sample.

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