Week 4 Quiz

1.) When students go to the Health Center these days complaining of pain, they atomic number 18 asked to assess their pain using emoticons. One persons assessment is an example of what kind of data?Ordinal Data(2.) trey principal data collection methods are interviews, questionnaires, and observational studies. (True or False) (3.) Which of the following are not types of prospect?1) Marginal probability2) federation probability3) Joint probability4) Conditional probability|
(4.) In December of 1999, a research team at Ohio State University reported that the median value allowance for U.S. teenagers is $50 per week, with a coefficient of skewness (as calculated in class) of 0.762. While some teenagers received no allowance, others reported receiving $ two hundred per week. Based on this information, the mean allowance for U.S. teenagers is most likely. (What is the resolving power?)

(5.) Statistics can be used in which of the following business organisation scenarios ?
a) Quality assurance
b) Decision making in the presence of risk
c) Forecasting
d) Sales
e) Budgeting
f) world resources
g) Advertising
Statistics can be used in all of the scenarios.
 
(6.) The laws of probability as they apply to what ? Number of trials increases, the empirical probability approaches its theory-based limit. Gamblers use this principle.
 
(7.



) Buyers for large department stores typically purchase vestments jewelry in assortments rather than by the piece. A buyer is interested in ordering a ring that is do in 5 sizes, and comes in lots of 50 rings. The sizes and the proportion of rings manufactured in that size are in the table below.
 
Size| 5| 6| 7| 8| 9|
Probability| 0.1| 0.2| 0.4| 0.2| 0.1|
 
What is the probability that, at most, a expedition received will contain 10 size-six rings? The probability is 0.2.
 
(8.) What are mutually exclusive events ? Are two events that bugger off no outcomes in common. These events do not occur at the same time.
 
 
(9.) What three possible outcomes / impacts could...If you want to get a full essay, order it on our website: Orderessay



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