Mathematics, 19.02.2020 05:47 ada1928

Among 27 external speakers, there are three defectives. An inspector examines 7 of these speakers.
Find the probability that there are at least 2 defective speakers among the 7
(round off to second decimal place).

Answers: 1

Show answers

Other questions on the subject: Mathematics

Mathematics, 21.06.2019 16:30, bettybales1986

Phyllis and chen are saving money to go to a football game. each friend starts with some money and saves a specific amount each week. phyllis made a graph to show the total she has saved at the end of each week. chen wrote an equation to show the total, y, he has saved at the end of each week, x. y = 15x + 15 compare the amount that each friend has when both friends start saving. select the correct answer from the drop-down menu to complete the statement. phyllis starts with $ and chen starts with $

Answers: 1

continue

Mathematics, 22.06.2019 01:30, chris199825

Agrasshopper weighs 0.89 grams. express the grasshopper’s weight in scientific notation.

Answers: 3

continue

Mathematics, 22.06.2019 01:30, hayleegahr

Which term describes the point where the perpendicular bisectors of the three sides of a triangle intersect?

Answers: 3

continue

Mathematics, 22.06.2019 01:30, diamondgray2003

Quadrilateral efgh was dilated with the origin as the center of dilation to create quadrilateral e'f'g'h'. the quadrilateral was dilated using a scale factor of 2.5. the lengths of the sides of quadrilateral efgh are given. what is the length of side f'g'?

Answers: 1

continue

You know the right answer?

Among 27 external speakers, there are three defectives. An inspector examines 7 of these speakers. <...