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Dataset d holds the factor treatment (levels 1 to 9), the response response, and indicator columns treatment_2 to treatment_9 (1 when the row is at that level; level 1 is the reference). Compute the ANOVA F statistic for the hypothesis that all 9 treatment effects are equal: the between-treatment mean square divided by the within-treatment mean square.","requires":[],"runner":null,"sources":["nist_anova.smls01.f"],"split":"public","suite":"nist_anova","tags":["nist","certified","anova","lower","fast","analyst"],"target":"agent","tool":null,"truth":"NIST StRD SmLs01 certified values (500-digit arithmetic), read from the certified block (lines 41-47) of the file itl.nist.gov serves (sha256 ad28cac0d4fb\u2026 CRLF, 29d9c979d46d\u2026 LF); fetched from scipy/scipy@92d2a8592782ee19a1161d0bf3fc2241ba78bb63 (tag v1.14.1):scipy/stats/tests/data/nist_anova/SmLs01.dat; lower difficulty, n=189."}