Explain whether you think the mean is the appropriate statistic to measure central tendency and why,...

Explain whether you think the mean is the appropriate statistic to measure central tendency and why, and explain why the standard deviation is used instead of the variance when calculating the average length of stay.

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orchestra answered 2 years ago

Explain whether you think the mean is the appropriate statistic to measure central tendency and why?...

Explain whether you think the mean is the appropriate statistic to measure central tendency and why? Why is the standard deviation used instead of the variance?

Please indicate whether it is a measure of central tendency(center) a measure of variability(spread) or is...

Please indicate whether it is a measure of central tendency(center) a measure of variability(spread) or is neither. Be sure to evaluate the statistic as it is and not its potential role in calculating other statistics 75th percentile coefficient of variation 1st quartile Median absolute deviation 5the percentile minimum mean standard deviation mode range trimmed mean median 50th percentile variance Interquartile range

Discuss why the median is a more stable measure of central tendency than the mean. Provide...

Discuss why the median is a more stable measure of central tendency than the mean. Provide an original example in your discussion. (2 pts) 3. Why do we generally consider the mean to be a more precise measure of central tendency than either the median or the mode? (1 pt) 4. Discuss why a mean should not be used with ordinal level variables. Justify your answer. (1 pt) 5. For each of the following, indicate the measure of central tendency...

We learned three ways to measure central tendency: mean, median, and mode. Explain which of the...

We learned three ways to measure central tendency: mean, median, and mode. Explain which of the three is more likely to be influenced by outliers and why?

Which measure of central tendency would you use for the following variables (mean, median or mode)....

Which measure of central tendency would you use for the following variables (mean, median or mode). Explain your choice. Gender: _______________________________________________________ Class rank at a college: __________________________________________________ Age of high school students: ________________________________________ A skewed income distribution (90% with incomes under $150K; a few with incomes of several million): ____________________________________________________ Which measure of central tendency would you use for the following variables (mean, median or mode). Explain your choice. Gender: _______________________________________________________ Class rank at a college: __________________________________________________ Age of high...

What does a measure of central tendency indicate? describe the important measures of central tendency pointing...

What does a measure of central tendency indicate? describe the important measures of central tendency pointing out the situation when one measure is considered relatively appropriate in comparison to other measures

Q1. Discuss the tools to measure central tendency?

Q1. Discuss the tools to measure central tendency? Q2. I need new and unique answers, please. a) Discuss parametric and nonparametric test used for hypothesis testing. b) In a cross sectional study on coronary heart disease (CHD), the smoking and CHD status is summarized below. Use appropriate statistical test to conclude smoking plays any role in CHD. Smoking Cardiovascular Diseases Total Yes No Yes 10 90 100 No 26 74 `100

why may only one measure of central tendency be an inadequate description of a data set?

Which measure(s) of central tendency can be applied to nominal data? Mean Median Mode Mean&Median

Conduct a descriptive data analysis that includes the following: a measure of central tendency a measure...

Conduct a descriptive data analysis that includes the following: a measure of central tendency a measure of dispersion at least one graph Briefly interpret the descriptive data analysis. Conduct the appropriate statistical test that will answer your hypothesis. It must be a statistical test covered in this course such as regression analysis, single t-test, independent t-test, cross-tabulations, Chi-square, or One-Way ANOVA. Explain your justification for using the test based on the type of data and the level of measurement. Report...

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