The National Center for Health Statistics reported that of every 883 deaths in recent years, 24 resulted
Question:
The National Center for Health Statistics reported that of every 883 deaths in recent years, 24 resulted from an automobile accident, 182 from cancer and 333 from heart disease. Using the relative frequency approach, what is the probability that a particular death is due to an automobile accident?
24/883 or 0.027 | ||
539/883 or 0.610 | ||
24/333 or 0.072 | ||
182/883 or 0.206 |
2.5 points
QUESTION 28
For a population that is not normally distributed, the distribution of the sample means will
be negatively skewed. | ||
approach the normal distribution. | ||
be positively skewed. | ||
take the same shape as the population. |
2.5 points
QUESTION 29
A statewide 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. What type of sampling is this?
Simple random | ||
Systematic random sampling | ||
Cluster | ||
Stratified |
2.5 points
QUESTION 30
A developer of a new subdivision wants to build homes that are all different. There are three different interior plans that can be combined with any of five different home exteriors. How many different homes can be built?
8 | ||
10 | ||
15 | ||
30 |
Quantitative Methods for Business
ISBN: 978-0840062345
12th edition
Authors: David Anderson, Dennis Sweeney, Thomas Williams, Jeffrey Cam