At Frucht Orchards, apple trees produce an average of $840$ pounds of fruit per tree with a standard deviation of $120$ pounds. Their mango trees produce an average of $350$ pounds of fruit per tree with a standard deviation of $190$ pounds. Frucht Orchards is trying two new fertilizers. An apple tree fed Amazing Apples Fertilizer yielded $940$ pounds of fruit, while a mango tree fed Amazing Mangos Fertilizer yielded $400$ pounds of fruit. Which new fertilizer appears to be more “amazing”?