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Many newspapers carry a certain puzzle in which the individual must unscramble letters to form words.
How many ways can the letters of YARNLE be arranged?
What is the probability of coming up with the correct unscrambling through random letter selection?
The grade point averages for 10 randomly selected high school students are listed below. Assume the grade point averages are normally distributed.
A cereal manufacturer seeks to test their newest product against competitor's. A group of 100 children was asked to measure each brand, and then to express a preference.
Using an alpha of .05, what can you conclude about homogeneity of variance from the output? Word process your responses on the SPSS output pages.
What is an example of a normal distribution? please articulate what the example is (post the graph, picture of the graph, etc); discuss what the normal distribution means for this example, and how the graph is being used to articulate the problem.
Using goodness-of-fit test and.01 level of significance, find out whether accidents are evenly distributed all through the day. Write a short description of your conclusion.
Explain the effect outliers can have on the analysis of the center of this data set. Based on the box-plot and histogram you created for problem 1, do there appear to be any outliers?
If an urn is selected at random and a ball is drawn, find the probability it will be red.
Is this an ideal data collection method? Can the results be considered reliable? Can the gathered data be representative of the population?
Critically discuss the purpose of developing a frequency distribution? What is the relationship between the relative frequency and the cumulative frequency? Could a frequency distribution contain qualitative data? Why?
To obtain the probability that the mean wage of 75 randomly selected workers will exceed $43,000
In order to test the assumption of a Poisson distribution, a random sample of 150 ten-minute intervals was taken.
Utilizing form of Regression method which would give you highest performing model to forecast Sales. Utilizing your model forecast the sales
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