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Question: In a survey of 20-year-olds in China, Germany, and the United States, people were asked the number of foreign countries they had visited in their lifetime. The following box plots display the results.
a. In complete sentences, describe what the shape of each box plot implies about the distribution of the data collected.
b. Have more Americans or more Germans surveyed been to over eight foreign countries?
c. Compare the three box plots. What do they imply about the foreign travel of 20-year-old residents of the three countries when compared to each other?
a random sample of n 36 measurements is selected from a population with mean equal to 5 and standard deviation 3. what
questionthe following data represents the car tyres life time in days for three different companies in indiacompany
Calculate the probability that the sample proportion for the follow-up study will be between 0.48 and 0.60._______ Calculate the probability that the sample proportion for the study will be less than 0.40._______
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Records of the first flowering dates for 385 species over a period of 47 years show that flowering has advanced an average of 15 days per decade, an indication of climate warming, according to the authors.
Calculate the appropriate test statistic to test the hypotheses related to the concern and test at 5% and 1%.
At the .05 significance level, can we conclude that the mean waiting time is less than 3 minutes?
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Sketch the distribution of sample means for sample of n = 25 scores from this population.
what are the differences between binomial hypergiometric negative geometric geometric and poisson. please provide
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