Mathematics, 07.04.2021 17:10 haileygrace2282
The mean number of words per minute (WPM) typed by a speed typist is 119 with a standard deviation of 15 WPM. What is the probability that the sample mean would differ from the population mean by greater than 4.1 WPM if 33 speed typists are randomly selected? Round your answer to four decimal places.
Answers: 2
Mathematics, 21.06.2019 16:30
Which choice represents the sample space ,s for this event
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Mathematics, 22.06.2019 06:30
Addison painted her room. she had 5 0 5050 square meters to paint, and she painted at a constant rate. after 2 22 hours of painting, she had 3 5 3535 square meters left. let a t a(t)a, left parenthesis, t, right parenthesis denote the area to paint a aa (measured in square meters) as a function of time t tt (measured in hours). write the function's formula.
Answers: 2
Mathematics, 22.06.2019 07:30
Cheryl works as a hotel maid. the number of hotel rooms she cleans is directly proportional to the number of hours she works. the graph shows that r rooms are cleaned in t hours. using the graph below answer the following questions under it
Answers: 1
The mean number of words per minute (WPM) typed by a speed typist is 119 with a standard deviation o...
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