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BUS 308 Ashford Week 1 Quiz
In this paperwork of BUS 308 Week 1 Quiz you will find the answers on the next questions:
1. The two types of quantitative variables areordinal and ratio. interval and ordinal. nominative and ordinal. interval and ratio. nominative and interval. 2. As a general rule, when creating a stem-and-leaf display, there should be between ______ stem values. 3 and 100 1 and 100 no fewer than 20 5 and 20 3. The median is the value below which and above which approximately 50 percent of the measurements lie.True False 4. Temperature in degrees Fahrenheit is an example of a ____ variable.nominative ordinal interval ratio 5. Stem-and-leaf displays and dot plots are useful for detectingOutliers Skewness Midpoint of data All of the above 6. Any characteristic of a population unit is called ameasurement. sample. observation. variable. 7. The science of using a sample to make generalizations about the important aspects of a population is known asStatistical Process Control. Descriptive Statistics. A random sample. Statistical Inference. 8. A normal population has 99.73 percent of the population measurements within ___ standard deviations of the mean.one two three four 9. When we are choosing a random sample and we do not place chosen units back into the population, we aresampling with replacement. sampling without replacement. using a Systematic Sample. using a Voluntary Response Sample. 10. An example of manipulation of graphical display used to distort reality is: Zero at the axes Equal widths of bars in a histogram Stretched axes A & C