Dante Development Corporation is considering bidding on a contract for a new office building complex. Figure 4.17 shows the decision tree prepared by one of Dante’s analysts. At node 1,….
Examine the distributions of each statistic. Which (if any) do not appear to follow a normal distribution?
The sample data table Cereal.jmp contains nutritional information for 76 types of cereal.
(a) Find the mean number of fat grams for the cereals in this data set. List any unusual observations.
(b) Use the Distribution platform to find the two types of cereal with unusually high fiber content.
(c) The hot/cold variable is used to specify whether the cereal was meant to be eaten hot or cold. Find the mean amount of sugars contained in the hot cereals and the cold cereals. Construct a 95% confidence interval for each.
Various crime statistics for each of the 50 states in the United States are stored in the sample data table Crime.jmp.
(a) Examine the distributions of each statistic. Which (if any) do not appear to follow a normal distribution?
(b) Which two states are outliers with respect to the robbery variable?