Mathematics, 17.12.2021 04:20, ava789

According to the NCHS per capita spending on healthcare is rising dramatically. In 2013 the per capita spending was $7,826. You are interested to know if the trend continues. You take a sample of 100 people and find that they spent an average of $8,502 with a standard deviation of $590. To find the significance of this difference you need to conduct a z-test. What is the z-score or z-statistic

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According to the NCHS per capita spending on healthcare is rising dramatically. In 2013 the per capi...