Which of the following functions
opens upward?
y = -2x2 + x +3
f(x) = -x-11
Pleas...
Mathematics, 27.05.2021 06:20 bmr12
Which of the following functions
opens upward?
y = -2x2 + x +3
f(x) = -x-11
Please no link scams
Answers: 3
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Asix-sided number cube is rolled twice. what is the probability that the first roll is an even numbe and the second roll is a number greater than 4?
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In the equation sqrt(n+5)-sqrt(11-10)=1. what is the value of n
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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
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