Mathematics, 31.12.2019 06:31 lexie223
Acell phone store has sold 150 phones of brand a and had 14 returned as defective. additionally it has sold 125 phones of brand b and had 15 returned as defective. is there statistical evidence that brand a has a smaller chance of being returned than brand b? use the 5-step method.
Answers: 2
Mathematics, 21.06.2019 15:30
Will used 20 colored tiles to make a design in art class. 5/20 of his tiles were red. what is an equivalent fraction for the red tiles?
Answers: 1
Mathematics, 21.06.2019 19:00
In the figure below, ∠dec ≅ ∠dce, ∠b ≅ ∠f, and segment df is congruent to segment bd. point c is the point of intersection between segment ag and segment bd, while point e is the point of intersection between segment ag and segment df. the figure shows a polygon comprised of three triangles, abc, dec, and gfe. prove δabc ≅ δgfe.
Answers: 1
Acell phone store has sold 150 phones of brand a and had 14 returned as defective. additionally it h...
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