statistical analysis

Question 1

Which is NOT a character of Chi-square?

• Used to measure statistical significance of differences own group means.
• based on null hypothesis - assumption there is no relationship between variables
• appropriate for checking for statistical associations in typically nominal or ordinal tabular data
• compared expected distribution of cases with actual distribution of cases to determine if discovered discrepancy could have resulted from sampling error alone.

Answer 1

Used to measure statistical significance of differences own group means.

Question 2

Tests of statistical significance estimate the likelihood that relationships observed in sample are due to sampling error alone. True or False?

Answer 2

True

Question 3

Inferential statistics are computations that describe either the characteristics of a sample or relationship among variables in a sample

Answer 3

False

ONLY describes characteristics of a sample.

Question 4

Category of statistical computations that leads researchers to make inferences from findings of sample to larger population is known as ___________ statistics

Answer 4

Inferential

Question 5

Factor analysis is a simple arithmetic method used to discover patterns among the variations in values of several values.

Answer 5

False

it’s a complex arithmetic method

Question 6

__________ analysis is a method of determining specific function (or form of equation) that relates variables

Answer 6

Regression