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Suppose that the probability that a person between the ages of 19 and 24 checks their daily horoscope is 0.12. If 400 randomly selected people between the ages of 19 and 24 were asked "Do you check your daily horoscope?", would you be surprised if 63 or more said yes to this question? Why?
_____
A) Yes, 63 would be an unusually small number of people given the known probability of 0.12.
B) No, 63 is within the expected range of people.
C) Cannot be determined with the given information.
D) Yes, 63 would be an unusually large number of people given the known probability of 0.12.
A random sample of 56 people measured accuracy w/ positive errors representing watches that are ahead of the correct time and negative rep. those behind the time.
What is the difference between a sample and a population? When can the same information (e.g. the age of each of the ten students in our class) be considered both sample data and population data?
A researcher is interested in the effect of an electrolytic sports drink on the endurance of adolescent boys. A group of 30 boys is selected and half are given a treadmill endurance test while consuming the sports drink and the other half take the..
Suppose that three teachers apply for positions in the school, obtaining scores of 18, 32, 42, respectively, on the teacher certification test. Compute their predicted ratings of teacher effectiveness.
What fraction of cups will probably overflow if 230-milliliter cups are used for the next 1000 drinks? 0.0228 or 23 out of the 1000 drinks will overflow.
An independent testing services road-tested 36 of the automobiles.
MSA Computer Corporation manufactures two models of minicomputers, the Alpha 4 and Beta 5. The firm employs 5 technicians, working 160 hours each per month, on its assembly line.
Find the distance between each pair of points. If necessary round answers to two decimal places. Find the midpoint of each line segment with the given endpoints.
Suppose the time spent by a randomly selected student who uses a terminal connected to a local time-sharing mini-frame computer facility. What are the values of alpha and beta?
question late payment of medical claims can add to the cost of health care. an article m. freudenheim the check is
the world series of baseball is to be played by team a and team b. the first team to win 4 games wins the series out
A student with a 3.5 to 4 grade point average who took standardized test is randomly selected. Determine the probability that students test score is less than 36.
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