Mathematics, 06.05.2020 04:39 goonnation9311
An educational study in 2018 found that the average score on a normalized achievement exam given nationally to fifth grade students was 42.7. A state school board, after implementing new curriculum, believes the average score is significantly lower for the fifth grade students in their state, possibly due to this new curriculum. In an effort to statistically establish this claim, the state board randomly samples forty fifth graders, examining their scores on the achievement exam, scores appear below. Is there sufficient evidence at the 0.10 level to substantiate the state school board's claims
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An educational study in 2018 found that the average score on a normalized achievement exam given nat...
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