Statistical

Quantitative measurement describes and interprets phenomena using measurement methods that collect numerical data. The results can then be presented...

• with a table

• with a column diagram

• with a Scatter-plot

Of the indicators in a quantitative survey, the results for one variable are presented as indicators, these are not..

• Central tendencies

• Statistical dispersion

• Correlation coefficient

• Fractals

Whether the claim is true or false. When two things are correlated, they do not necessarily have anything to do with each other.

• TRUE

• FALSE

The equation of a linear regression line is y = a+bx, where the regression coefficient is...

• y

• a

• b

• x

Variance describes ...

• How far the values of an individual variable are from the value of the average variable.

• How far away the values of a random variable typically are from the expected value.

• The difference between the minimum and maximum observation values when the observations are ranked in order of magnitude.

• Dependence between two variables.

What is the mean of 0, 1, 2, 3, 3, 2, 1, 2

• 1,5

• 1,75

• 2

• 2,25

Find the mode of the following numbers: 0, 1, 2, 3, 3, 2, 1, 2

• 0

• 1

• 2

• 3

Find the median of the following numbers: 0, 1, 2, 3, 3, 2, 1, 2

• 3

• 2

• 1

• 0

Choose correct answer

• A= mean; B = median; C = mode

• A= mode ; B = median; C = mean

• A= median; B = mode; C = mean

• A= median; B = mean; C = mode