QUESTION 7
True or False: Theoretically, the mean, median, and mode are all equal for a normal distribution.
True
False
QUESTION 8
Solve the problem.
Use the standard normal distribution to find \( P(-2.25<z<0) \).
.4878
.5122
.6831
.0122
QUESTION 9
What type of probability distribution will most likely be used to analyze the number of blue chocolate chips per bag in the following problem?
The quality control manager of a candy plant is inspecting a batch of chocolate chip bags. When the production process is in control, the average number of blue chocolate chips per bag is 6.0 . The manager is interested in analyzing the probability that any particular bag being inspected has fewer than 5.0 blue chocolate chips.
Poisson distribution
binomial distribution
all of the above
none of the above