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A sample of 28 time shares in florida revealed following daily charges for one-bedroom suite. For convenience data are ordered from smallest to largest. Create the box plot to represent data. Explain the distribution. Ensure to recognize the first and third quartiles and median. $116 121 157 192 207 209 209 229 232 236 236 239 243 246 260 264 276 281 283 289 296 307 309 312 317 324 341 353.
If the population mean is 36, are the serial killers significantly more introverted at the .05 level? Perform the appropriate one-tailed test.
In a large section of statistics class, the points for the final exams are normally distributed with a mean of 72 and a standard deviation of 9. Grades are to be assigned according to the following rule.
Utilizing Excel data analysis calculate t distribution also deduce the result. Study of variance is used to investigate if there is a difference in the mean mileage of the three cars.
At 5 % level of significance, does this sample prove violation of the guideline that average patient muts pay no more than $250 out-of-pocket? Is this a close decision?
You have a standard deck of cards and you take out 2 cards at random. Let Y1 represent the number of red Queens in your sample and let Y2 represent the number of spades in your sample.
Utilize a test of the difference among proportions when answering these questions. Illustrate the research hypothesis.
Compare the mean for the heights of males and the mean of the heights of females in the following data. Compare the values and explain what can be concluded based on the numbers.
Let X be a normal distributed random Variable with u=100 and o=10. the probability that X is between 70 and 100 is:
The number of UFO (Unidentified Flying Object) sightings per week in Roswell, NM is a random variable with the cumulative distribution function given below.
Find the lowest possible score a candidate can score and still qualify. Assume the scores are normally distributed.
Based on the custom "rule-of-thumb" for estimating the standard deviation, if the range of prices for a product sold in Kansas City is between $99 and $349, an estimate of the standard deviation of the prices would be about:
When performing a 2-way ANOVA with replication you must first: A) Perform an interaction hypothesis test B) Take out the error because you ran replicates and error makes no sense with replicates
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