A.對(duì)數(shù)據(jù)直接編制頻數(shù)分布表B.對(duì)數(shù)據(jù)進(jìn)行升序排列C.對(duì)數(shù)據(jù)進(jìn)行重編碼分組D.對(duì)數(shù)據(jù)進(jìn)行可視離散化分組
A.條形圖B.餅圖C.直方圖D.箱線圖
A.單獨(dú)選擇“+/-2標(biāo)準(zhǔn)差”選項(xiàng),將產(chǎn)生“變量均值減2倍標(biāo)準(zhǔn)差”、“變量均值”和“變量均值加2倍標(biāo)準(zhǔn)差”3個(gè)分割點(diǎn)B.單獨(dú)選擇“+/-1標(biāo)準(zhǔn)差”選項(xiàng),將產(chǎn)生“變量均值減1倍標(biāo)準(zhǔn)差”、“變量均值”和“變量均值加1倍標(biāo)準(zhǔn)差”3個(gè)分割點(diǎn)C.將“+/-1標(biāo)準(zhǔn)差”選項(xiàng)與“+/-2標(biāo)準(zhǔn)差”選項(xiàng)進(jìn)行組合選擇,將產(chǎn)生“變量均值減1倍標(biāo)準(zhǔn)差”、“變量均值減2倍標(biāo)準(zhǔn)差”、“變量均值”、“變量均值加1倍標(biāo)準(zhǔn)差”和“變量均值加2倍標(biāo)準(zhǔn)差”5個(gè)分割點(diǎn)D.單獨(dú)選擇“+/-3標(biāo)準(zhǔn)差”選項(xiàng),將產(chǎn)生“變量均值減3倍標(biāo)準(zhǔn)差”、“變量均值”和“變量均值加3倍標(biāo)準(zhǔn)差”3個(gè)分割點(diǎn)