Mathematics, 22.07.2019 14:30 chimbali9736
The length of a rectangle is 3 times the width which algebraic expression represents the perimeter of the rectangle? a.3x + x b.4x c. x+x+x+x d. x+3x+x+3x
Answers: 1
Mathematics, 21.06.2019 21:30, peytonamandac9114
Ahypothesis is: a the average squared deviations about the mean of a distribution of values b) an empirically testable statement that is an unproven supposition developed in order to explain phenomena a statement that asserts the status quo; that is, any change from what has been c) thought to be true is due to random sampling order da statement that is the opposite of the null hypothesis e) the error made by rejecting the null hypothesis when it is true
Answers: 2
Mathematics, 21.06.2019 22:50, Yangster9305
Ur environment is very sensitive to the amount of ozone in the upper atmosphere. the level of ozone normally found is 4.04.0 parts/million (ppm). a researcher believes that the current ozone level is not at a normal level. the mean of 2525 samples is 4.44.4 ppm with a standard deviation of 0.80.8. assume the population is normally distributed. a level of significance of 0.020.02 will be used. make the decision to reject or fail to reject the null hypothesis. answer tables
Answers: 3
Mathematics, 21.06.2019 23:30, bhopainting
Simplify (8x2 − 1 + 2x3) − (7x3 − 3x2 + 1). −5x3 + 11x2 − 2 5x3 − 11x2 + 2 x3 + 2x2 + x3 x3 − 2x2 − x3
Answers: 1
The length of a rectangle is 3 times the width which algebraic expression represents the perimeter o...
Mathematics, 27.03.2020 20:41
Mathematics, 27.03.2020 20:41
Mathematics, 27.03.2020 20:41