In an effort to determine if proficiency test scores are aff…
In an effort to determine if proficiency test scores are affected by the education of a child’s parents, a random sample of 9-year-old children was drawn. Each child’s test score and the highest level of education achieved by either parent were recorded. The education categories are 1 = less than high school, 2 = high school graduate, 3 = some college, and 4 = college graduate. What hypothesis test should the researcher use to analyze the data?
Read DetailsYour team completed GRR study with the following results:…
Your team completed GRR study with the following results: Repeatability – EV 4.195 Reproducibility – AV 6.794 Repeatability and reproducibility – R&R 7.984 Part Variation – PV 16.578 Total Variation – TV 18.401 % of Total Variation EV 22.80% AV 36.92% R&R 43.39% PV 90.09% What is the most appropriate action for the current measurement system?
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