The Framingham Heart Study is one of the most influential and longest running epidemiological studies of risk factors for cardiovascular disease ever run. The study started in 1948 and continues […]
statistics
Statistics
The following problems must be completed by hand except where noted. You are highly encouraged to verify your results in Excel. However, an Excel spreadsheet will not be submitted and […]
Statistics
1. Consider the following one-way ANOVA table to compare the means of 4 populations. a. Fill in the numbers for all the missing cells: Source Degree of Freedom […]
Statistics
Submit definitions for the following terms: Random variable Discrete random variable Continuous random variable Probability distribution Expected value Variance Bivariate probability distribution, how is it applied and what does […]
Statistics
1) For each of the data sets below, indicate which type of graph you would choose to display the data and why you would choose that graph: a. Scores […]
Statistics
Mary is planning a study to see if learning of 6th graders on a math lesson is affected by background noise level. She wants to use a t-test for […]
Statistics
In public health, data are often gathered from separate groups in order to describe health-related behavior for a topic of interest. In practice, a larger sample is often […]
Statistics
Let XI, , X.„ be a random sample taken from a Norma/(ps. a2) distribu-tion with some known a. The testing is done between Ho : p = po and […]
Statistics
Problem 1: We need to build up to 6 power plants (L1 to L6) to serve 7 communities (C1 to C7). The cost to build a power plant is […]
Statistics
A sample of 36 male lions had an average weight of 450kg with a variance of 70. A sample of 149 female lions had an average weight of 250kg […]