Mathematics, 01.08.2019 11:30 kleshead
Calculate the upper and lower limit for a 95% confidence interval about the mean. a family wants to reduce its expenditures for personal items like gifts, newspapers, magazines and so forth. a sample of 49 months of receipts yields a mean of $220.00 with a standard deviation of $30.00. they decide to calculate a 95% confidence interval about this mean. standard error = (standard deviation)/(square root of sample size) upper limit (dollars and cents) = lower limit (dollars and cents) =
Answers: 1
Mathematics, 21.06.2019 13:30
Ily begins solving the equation 4(x – 1) – x = 3(x + 5) – 11. her work is shown below. 4(x – 1) – x = 3(x + 5) – 11 4x – 4 – x = 3x + 15 – 11 3x – 4 = 3x + 4 how can her partial solution be interpreted?
Answers: 2
Mathematics, 22.06.2019 05:00
Write a subtraction problem that has mixed numbers and requires renaming. draw a model illustrating the steps you take to solve the problem.
Answers: 2
Mathematics, 22.06.2019 05:00
Which functions have a y-intercept that is greater than the y-intercept of the function g(x) = |x + 3| + 4? check three options. f(x) = –2 (x – 8)2 h(x) = –5 |x| + 10 j(x) = –4(x + 2)2 + 8
Answers: 2
Calculate the upper and lower limit for a 95% confidence interval about the mean. a family wants to...
Mathematics, 23.04.2021 21:00
English, 23.04.2021 21:00
Physics, 23.04.2021 21:00
Mathematics, 23.04.2021 21:00
Mathematics, 23.04.2021 21:00
Mathematics, 23.04.2021 21:00
Physics, 23.04.2021 21:00
Mathematics, 23.04.2021 21:00