Mathematics, 14.05.2021 01:00 hillmarilyn70pe8sy6
An AP Statistics class surveys 24 randomly selected female students from their high school, and calculates a 95% confidence interval for the mean height of female students to be 63.4±1.6 inches. Which of the following is a correct interpretation of this interval?
Answers: 3
Mathematics, 21.06.2019 16:50, joshsd8479
Which is a true statement comparing the graphs of x^2/6^2-y^2/8^2 = 1 and x^2/8^2-y^2/6^2 the foci of both graphs are the same points. the lengths of both transverse axes are the same. the directrices of = 1 are horizontal while the directrices of = 1 are vertical. the vertices of = 1 are on the y-axis while the vertices of = 1 are on the x-axis.
Answers: 2
Mathematics, 21.06.2019 19:00, asmith219771
What is the expression in factored form? -20x^2 - 12x a. 4x(5x+3) b. -4x(5x-3) c. -4(5x+3) d. -4x(5x+3)
Answers: 2
Mathematics, 21.06.2019 20:30, amauris77748
There are 45 questions on your math exam. you answered 810 of them correctly. how many questions did you answer correctly?
Answers: 3
Mathematics, 21.06.2019 21:00, Anybody6153
Ariana starts with 100 milligrams of a radioactive substance. the amount of the substance decreases by 20% each week for a number of weeks, w. the expression 100(1−0.2)w finds the amount of radioactive substance remaining after w weeks. which statement about this expression is true? a) it is the difference between the initial amount and the percent decrease. b) it is the difference between the initial amount and the decay factor after w weeks. c) it is the initial amount raised to the decay factor after w weeks. d) it is the product of the initial amount and the decay factor after w weeks.
Answers: 1
An AP Statistics class surveys 24 randomly selected female students from their high school, and calc...
World Languages, 28.01.2020 05:31
English, 28.01.2020 05:31
Chemistry, 28.01.2020 05:31
Biology, 28.01.2020 05:31
Mathematics, 28.01.2020 05:31