The article “Can We Really Walk Straight?” (American Journal of Physical Anthropology : 19–27) reported on an experiment in which each of 20 healthy men was asked to walk as straight as possible to a target 60 m away at normal speed. Consider the following data on cadence (number of strides per second):
Use the methods developed in this chapter to summarize the data; include an interpretation or discussion whenever appropriate.
Answer to relevant QuestionsThe article “Comparing the Costs of Major Hotel Franchises” (Real Estate Review : 46– 51) gave the following data on franchise cost as a percentage of total room revenue for chains of three different types: ...The chapter introduction gave the accompanying data on the percentage of those eligible for a lowincome subsidy who had signed up for a Medicare drug plan in each of 49 states (information was not available for Vermont) and ...Cost-to-charge ratios (the percentage of the amount billed that represents the actual cost) for 11 Oregon hospitals of similar size were reported separately for inpatient and outpatient services. The data are shown in the ...The cost of Internet access was examined in the report “Home Broadband Adoption 2009” (pewinternet.org). In 2009, the mean and median amount paid monthly for service for broadband users was reported as $39.00 and $38.00, ...The article “Air Pollution and Medical Care Use by Older Americans” (Health Affairs : 207–214) gave data on a measure of pollution (in micrograms of particulate matter per cubic meter of air) and the cost of ...
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