1-A ________ displays the minimum, first quartile, median, third quartile, and t
ID: 2948510 • Letter: 1
Question
1-A ________ displays the minimum, first quartile, median, third quartile, and the maximum of a data set. scatter plot, contingency table, box plot, stacked column chart. which one is correct?
2- The importance of sampling, from a managerial perspective, is to ________.
obtain information to draw a valid inference about a population
calculate the population parameters accurately
test the correlation between the values of the population
find all the defective products in the population.
3-
If all the college students in this university are the population, then college students in this class that live on campus would be an example of ________.
a point estimate
a process
a sample
ratio data
4- The basic difference between a point estimate and a confidence interval is ________.?
5- Freshman, sophomore, junior, or senior would be examples of ________ data.?
6- Increasing the sample size is one way to ________.?
reduce ?
reduce the power of the test
increase the standard error of the mean
determine the exact ? value
Explanation / Answer
1-A ________ displays the minimum, first quartile, median, third quartile, and the maximum of a data set. scatter plot, contingency table, box plot, stacked column chart. which one is correct?
Answer: Box plot
2- The importance of sampling, from a managerial perspective, is to ________.
obtain information to draw a valid inference about a population
Answer: calculate the population parameters accurately
3- If all the college students in this university are the population, then college students in this class that live on campus would be an example of ________.
Answer: Sample ( because it is a part of population )
4- The basic difference between a point estimate and a confidence interval is
Answer: Point estimate gives a single particular value of the population parameter, and onfidence Interval gives the range of values which contains the population parameter.
5- Freshman, sophomore, junior, or senior would be examples of ________ data.?
Answer: Ordinal data ( because by the given name we arrange the data in orders)
6 - Increasing the sample size is one way to ________.?
Answer: reduce ? (i.e. Probability of getting Type II error)
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