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Your firm has produced a new widget which is sold online. The widget is rated on a five point scale (1= very bad, 5=very good) on your website. The ratings are presented below. Find the expected value (mean), variance, standard deviation for the ratings of your widget. What percent of individuals rated your product as 2 or below?
Ratings
Odds
1
2.25%
2
10%
3
12.75
4
38%
5
37%
transit administration light-rail is one of the safest modes oftravel with an accident rate of .99 accidents per
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If 60 percent of those people chewing the gum are successful in stopping smoking, what is the probability that in a group of four smokers using the gum at least one quits smoking?
Assignment 1: Industry Report & Annotated Bibliography DETAILS Getting some understanding of the industry you might enter when you graduate is really important now to help shape your decision-making over the next few years.
Suppose that 53% of the voters favor a certain legislative proposal. How many voters must be sampled, so that the observed relative frequency of those favoring the proposal will not differ from the assumed frequency by more than 2% with probabilit..
An element E has a constant failure rate (lamda) and a reliability at time t of R(t)=p, if p=0.2 and 0.8, What is the effect on Rs(t), and basic reliability, serial MTBF, of adding additional elements to the series baseline system containing a sin..
A finance professor has just given a midterm examination in her corporate finance course and is interested in learning how her class of 250 students performed.
a state school administrator says that the standard deviation of test scores for eighth grade students who took a u.s.
a national survey of 40000 adults in the us in 1992 found that 26 of adults were current smokers. a similar survey of
Explain what the standard error of the mean represents and does the sampling distribution of x look like a Normal distribution if n is 10?
the economic policy institute periodically issues reports on wages of entry level workers. the institute reported that
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