Mathematics, 17.06.2021 19:30, templetiggerxyz
A professor at a university wants to estimate the average number of hours of sleep students get during exam week. On the first day of exams, she asked 20 students how many hours they had slept the night before. The average of the sample was 5.88 with a standard deviation of 1.942. When estimating the average amount of sleep with a 95% confidence interval, what is the margin of error?a) 0.3463b) 0.4893c) 0.6344d) 0.6336e) 0.3725
Answers: 2
Mathematics, 21.06.2019 14:30, junahsisney
Its due ! write an equation in which the quadratic expression 2x^2-2x 12 equals 0. show the expression in factored form and explain what your solutions mean for the equation. show your work.
Answers: 1
Mathematics, 21.06.2019 18:20, Gigglygoose4181
Choose all that apply. select all of the fees a credit card may have. annual fee apr balance transfer fee cash advance fee late fee overdraft fee over-the-limit fee
Answers: 2
Mathematics, 21.06.2019 23:20, galaxyomg661p0edpt
8litres of paint can cover 129.6 m². how much paint is required to paint an area of 243m²?
Answers: 3
A professor at a university wants to estimate the average number of hours of sleep students get duri...
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