Chapter 1 Glossary
Census
- A survey conducted by including every element of the population.
Cluster
- a subgroup (usually geographical) of the population that is representative of
the population.
Cluster sampling- A sampling technique in which the popula
Nuclear Stress Test
Introduction
A nuclear stress test is done in cardiologist clinics. When a doctor believes the
patient may have some sort of circulation issues in their blood flow, which means
there might be blockage in an artery. It is completed with
Chapter 1
1.1
Statistics
Statistics is the science of collecting, analyzing, presenting, and
interpreting data as well as of making decisions based on such
analyses.
Statistics
Descriptive statistics
Organization,
Summarization & display
of data.
1.2
Basi
Chapter 7
Sampling distribution
7.1
Population distribution
- is the probability distribution of the whole population
Example:
in a statistics class there are 5 students, the following table
shows their statistic midterm exam scores.
Name
A
B
C
D
E
total
Chapter 6
Continuous Random Variable
6.1
Continuous Probability distribution and the Normal distribution
Continuous Probability Distribution
Area under the curve is equal to 1
P(a x b)
P(x = a) = 0
P(x a) = P(x < a)
Normal Distribution
To find probabiliti
Formula Chart
Chapter 2:
Relative frequency
Relative frequency = Frequency of that category
Sum of all frequencies
Percentage = Relative frequency * 100
Class Width (Class size)
= Lower limit of the next class lower limit of the current class
Class midpoi
Chapter 5
5.1
Discrete and continuous random variables
Refer chapter 1 notes
Example: Exercise 5.2
5.2
Probability Distribution of a Discrete Random Variable
- is a table, graph or a formula that lists all values the random variable can take
and their cor
Chapter 2
2.1
Organizing and Graphing Qualitative data
Raw data -
These are the data that were recorded in the sequence in which
they were collected.
Frequency Distribution for Qualitative data
-Is a table that lists all categories along with the number o
Chapter 8
8.1
Estimation - Assign a value to a population parameter using sample statistics
Estimator The sample statistic that is used to estimate a population parameter
Estimate Value or Values that is assigned to the population parameter based
on a sam
Chapter 4
4.1
Experiment
- is a process that results in one and only one of many observations
- Example: roll a die, flip a coin
Outcomes
- The observations of the experiment
- Example: roll a die and outcomes are 1,2,3,4,5,6
Sample Space
- The set of all