Mathematics, 28.06.2019 20:50 natalia9573
Acat is watching a bird in a tree nearby. the tree is approximately 20 ft from the cat (ground distance). if the cat’s line of sight makes a 25° with the ground when he has his eye on the bird, how high up is the bird in the tree? a. draw a picture b. solve the problem, solve to the nearest ft.
Answers: 1
Mathematics, 21.06.2019 23:50
Write the standard form of an equation with (see picture below)
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Mathematics, 22.06.2019 01:30
Amayoral candidate would like to know her residents’ views on a public open space before the mayoral debates. she asks only the people in her office. her co-workers are an example of a census population convenience sample simple random sample
Answers: 1
Mathematics, 22.06.2019 04:30
Arandom sample of 15 observations is used to estimate the population mean. the sample mean and the standard deviation are calculated as 172 and 63, respectively. assume that the population is normally distributed. a. with 99 confidence, what is the margin of error for the estimation of the population mean? b. construct the 99% confidence interval for the population mean. c. construct the 95% confidence interval for the population mean. d. construct the 83% confidence interval for the population mean. hint: you need to use excel function =t.inv.2t to find the value of t for the interval calculation.
Answers: 1
Mathematics, 22.06.2019 05:30
What is the volume of the composite figure? cubic inches
Answers: 2
Acat is watching a bird in a tree nearby. the tree is approximately 20 ft from the cat (ground dista...
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