Abank manager wants to determine the percent of time that tellers are working and idle. she decides to use work sampling, and her initial estimate is that the tellers are idle 15% percent of the time. how many observations should the manager take in order to be 95.45 percent confident that the results will not be more than 4% percent away from the true result?

Number of  observation = 3.187

Step-by-step explanation:

Given data:

Total percent of time during which teller sit idle 15%

confident interval is given as 95.45%

percent of accuracy  4%

Number of observation taken by manager to be sure about 95.45% is calculated as

Putting all value to get observation value

Number of  observation = 3.187

dalila is incorrect. the whisker on the left is very long, going all the way out to 5. the whisker goes from 5 to 30, so it has a spread of 25. the rest of the box plot values are closer together, so 5 is an outlier

answer: what in the world is this

step-by-step explanation: