9. The following data were obtained by observing a three-step job of a financial manager’s assistant. a. Using the data and an allowance of 10 percent of job time, determine a standard time for the operation. b. Determine the number of observations that would be required to estimate the mean time for the first element within 4 percent of the true value with a confidence of 98 percent. c. How many observations would be needed to estimate the mean time for element C to within 0.10 minutes of its actual value with a confidence of 90 percent?

Read his first two lines from edgar allan poe is the reason once upon a midnight dreary while i pondered weak and weary over and then you’re clean and curious volume of forgotten lore which of these best describes the tone in these lines

Read these sentences from the excerpt: i would sometimes say to them, i wished i could be as free as theywould be when they got to be men. "you will be free as soon as you aretwenty-one, but i am a slave for life! have not l as good a right to befree as you have? how does the use of a rhetorical question advance the author's purposeof showing that all people deserve freedom? it shows the reader that douglass is unsure of hisstatements. it indicates that douglass believes he deserves freedom. oit demonstrates that douglass is questioning his beliefs. it reminds the reader that some questions areunanswerable

Read the following sentence from excerpt of the narrative of the live of frederick douglass and define the bolded word: "why master was so careful of her, may be safely let to conjecture." question 10 options: a) prayer or hope b) guesswork or speculation c) relief or ease d) disapproval or disappointment