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What is statistics?
Statistics is a way to study data, organize it, understand it, and use it to make decisions.
What are the data types?
Quantitative and qualitative
How is the quantitative data divided?
Discrete and continuous
The blood type of some patient in the hospital.
Qualitative nominal
Blood pressure level of a patient.
Qualitative ordinal
Weights of babies born in a hospital during a year.
Quantitative continues
Gender of babies born in a hospital during a year.
Qualitative nominal
The distance between the hospital to the house
Quantitative continues
The discrete variable is a-qualitative variable; b-variable takes on values within interval; c-variable with a specific number of values; d-variable with no mode.
c
Which of the following is an example of nominal variable : a-age of visitors of a clinic; b-The time to finish the exam; c-Whether or not a person is infected by influenza; d-Weight for a sample of girls .
c
The nominal variable is a a-A variable with a specific number of values; b-Qualitative variable that can’t be ordered; c-variable takes on values within interval; d-Quantitative variable .
b
which of the following is an example of continuous variable a. The number of visitors of the clinic yesterday; b. The time to finish the exam; c. The number of patients suffering from certain disease; d. Whether or not the answer is true
b
Which of the following is not an example of discrete variable a. the number of students at the class of statistics; b. the number of times a child cry in a certain street; c. the time to run a certain distance; d. the number of buildings in
c
Which of the following is an example of discrete variable a. the number of students taking statistics in this term at KSU. b. the time to exercise daily. c. whether or not someone has a disease. d. height of certain buildings.
a
Everyone dance "Head Shoulders Knees & Toes"
Everyone dance "La macarena"
