Describe whether the following study would most likely be observational or experimental, and why it
would be so.
Researchers test two different blood pressure medicines to determine effectiveness.
The study is experimental, because researchers test two di
Kimbra Dunn, Letter F
1. The histograms of some sampling distributions are symmetrical. T-F What would make a
histogram symmetrical, and give an example of a symmetrical distribution?
A histogram is said to be symmetric if, when we draw a vertical line do
Kimbra Dunn letter F
What are the primary advantages of the Standard Normal Distribution that other normal distributions do
not have?
Normal distribution is determined by two parameters the mean and the variance find probabilities. The
standard normal dis
Kimbra Dunn, Letter F
1. What is it that differentiates a binomial probability distribution from any other probability
distribution?
A probability distribution is a description that gives the probability for each value of the random
variable. The first re