Describe why comparing the factor variance and error variance with an ANOVA analysis will indicate if groups come from the same or different populations.

Solve the following problems applying Polya’s Four-Step Problem-Solving strategy.
If six people greet each other at a meeting by shaking hands with one another, how many handshakes take place?

In how many ways can 7 graduate students be assigned to 1 triple and 2 double hotel rooms during a conference

Find the nonparametric test that is an extension to the Wilcoxon test.

For the following exercises, use this scenario: The population of a city has risen and fallen over a 20-year interval. Its population maybe modeled by the following function: $y=12.000+8.000\sin (0.628x)$, where the domain is the years since 1980 and the range is the population of the city.
Graph the function on the domain of [0,40]

A researcher always need population to collect sample for research.Identify the relevant population for the following research studies and suggest the appropriate sampling design to investigate the issues, explaining why they are appropriate.
1. A hospital administrator wants to find out if the single parents working in the hospital have ahigher rate of absenteeism than parents who are not single.
b. A marketer wants to generate some ideas on how women differ from men in acquiring productknowledge about cars

Why is Sampling, Estimation and Testing Important?

Test whether the claim that the two sample groups come from populations with the same mean or not.