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The statistical research was done primarily through the internet from governmental regulated sources. Estimates were used in consideration of absence of actual information.
a. Identify two to three sources of ethical issues in your statistical research and data collection.
b. Evaluate potential biases in your research methodology.
c. How could inaccurate, dishonest, and incomplete interpretation of your research results contribute to poor business decision making?
Black Hole Pizza Parlor instructs its cooks to put a "handful" of cheese on each large pizza. A random sample of six such handfuls were weighed.
Multiple choice question using Forecasting techniques. Which among of the following models are best suited to forecast a time series with a stable seasonality component.
Find or create a data set that would allow you to explain what is meant by mean, median and mode. Make sure to also show any calculations or formula necessary. Describe or provide as much information on the data set as possible.
Suppose we compare two population means, μ 1 - μ 2 . In each case, indicate how μ 1 relates to μ 2 :
Do the association between the sizes of the heads and bodies of the two species appear to be strong? Explain.
At a 5% level of significance, is there enough evidence from this survey to conclude that more than half of all adults would rather have $100 than a day off?
Conduct a hypothesis test using H 0 : σ 2 = .009216 to see whether the sample data indicate that the variability in interest rates changed.
Compute mean and standard deviation for sample of N = 8 females and sample of N = 8 for males.
A state-wide sample survey is to be made. First, the state is subdivided into counties. Seven counties are selected at random and further sampling is concentrated on these seven counties.
The booster club has gotten several businesses and car dealers to donate gasoline and cars for the college students to use to make a maximum of 575 personal contacts daily during the fund-raising drive. The college student will donate a total of 2..
Test whether race and NATFAE are independent (α = 0.05). What do you conclude?
If the standard deviation of the amount of coffee dispensed is 0.4oz and the amount of coffee dispensed is normally distributed.
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