Mathematics, 01.04.2021 21:30 rosie20052019
Ms. Day gave a test to her four math classes. There are 25 students in each class. There were 8 A’s in her first class, 9 A’s in her second, 10 A’s in her third, and 7 A’s in her fourth class. If there are 150 students in the grade, which of the following is the BEST prediction of how many students will earn an A on this math test? A 8 B 17 C 34 D 51
Answers: 1
Mathematics, 21.06.2019 13:00
Aregression was run to determine if there is a relationship between hours of tv watched per day (x) and number of situps a person can do (y). the results of the regression were: y=ax+b a=-0.662 b=30.418 r2=0.703921 r=-0.839
Answers: 2
Mathematics, 21.06.2019 14:00
Demonstrate the proof of your new polynomial identity through an algebraic proof and a numerical proof in an engaging way! make it so the whole world wants to purchase your polynomial identity and can't imagine living without it! you must: label and display your new polynomial identity prove that it is true through an algebraic proof, identifying each step demonstrate that your polynomial identity works on numerical relationships create your own using the columns below. see what happens when different binomials or trinomials are combined. square one factor from column a and add it to one factor from column b to develop your own identity. column a column b (x − y) (x2 + 2xy + y2) (x + y) (x2 − 2xy + y2) (y + x) (ax + b) (y − x) (cy + d)
Answers: 3
Mathematics, 21.06.2019 15:00
The head librarian at the library of congress has asked her assistant for an interval estimate of the mean number of books checked out each day. the assistant provides the following interval estimate: from 740 to 920 books per day. what is an efficient, unbiased point estimate of the number of books checked out each day at the library of congress?
Answers: 3
Mathematics, 21.06.2019 15:00
The triangles are similar. what is the value of x? show your work.
Answers: 2
Ms. Day gave a test to her four math classes. There are 25 students in each class. There were 8 A’s...
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