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The mean, median, and mode are frequently referred to as the measures of central tendency. All three of these are used commonly, especially by the media when trying to make a point or persuade an audience to some point of view. However, each of these three statistical measures has their own shortcomings.
Research the shortcomings of measures of central tendency. What was learned? Give an example of where a mean, median, or mode was used by the media or a company to make a specific point. Evaluate this use are there any caveats or risks associated with the way the organization in your example used their central tendency metric. Was this measurement used correctly?
The U.S. National Science Foundation Division of Science Resources Studies published results from the 1995 Survey of Doctorate Recipients.
A cereal manufacturer sells boxes of cereal that list the weight as 19 oz. A random sample of 60 boxes was taken, with the contents carefully weighed.
Assuming that a multiplicative model can be used to describe the sales data, generate a forecast for the total dollar sales the company can expect to receive in July of .
if the significance level .10 then what is the probability of rejecting ho when the null hypothesis is
A company has discovered that a recent batch of batteries had manufacturing flaws, and has issued a recall. You have 10 batteries covered by the recall, and 3 are dead. You choose 2 batteries at random from your package of 10.
Formulate the null and alternative hypotheses; specify whether you're running a one or two tail test
The level of significance indicates the probability of rejecting a false null hypothesis.
Biologists suspect that male wolves are more likely than females to return to an area where the population has been greatly reduced.
question 1 a pizza shop owner wishes to find the 95 confidence interval of the true mean cost of a large pizza. how
A high roller comes to the casino intending to play 500 hands of blackjack for $1 a hand.- what is the probability that the casino has lost more than $40?
An article entitled "Piano Lessons Boost Math Scores" states that "second-grade students who took piano lessons for four months
In order to estimate the proportion of families who prefer female baby-sitters to male baby-sitters with an error of at most 8 percentage points and with at least 95 percent confidence, how large a sample should be taken?
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