Mathematics, 21.10.2020 04:01 CameronVand21
Breanna thought of a number, added 7 to it, subtracted 6 from it, added 7 to her answer, and then subtracted 6 from her answer. She got a final number of 13. What was her starting number
Answers: 2
Mathematics, 22.06.2019 01:00, imamnaab5710
3questions show how you solved the problem 1. subtract & simplify (–y2 – 4y – 8) – (–4y2 – 6y + 3) 2.multiply and simplify 2x2y3z2 · 4xy4x2 3.multiply and simplify (x – 4) (x2 – 5x – 6)
Answers: 1
Mathematics, 22.06.2019 04:30, ashton3952525
The survey of study habits and attitudes (ssha) is a psychological test that measures the motivation, attitude toward school, and study habits of students, scores range from 0 to 200. the mean score for u. s. college students is about 115, and the standard deviation is about 30. a teacher who suspects that older students have better attitudes toward school gives the ssha to 55 students who are at least 30 years of age. the mean score is 113.2. assume the population standard deviation is 30 for older students what is the margin of error for a 95% confidence interval for the population mean score for a. older students? b. compute the 95% confidence interval for the population mean score for older students. c. compute the 99% confidence interval for the population mean score for older students. d. compute the 88% confidence interval for the population mean score for older students.
Answers: 3
Mathematics, 22.06.2019 05:30, journeyhile5
Select the two binomials that are factors of this trinomial x^20 - x - 20
Answers: 1
Breanna thought of a number, added 7 to it, subtracted 6 from it, added 7 to her answer, and then su...
Biology, 20.10.2020 21:01