PSYCH 2280 Alina's GSG

Positive correlation is when the invisible line is going upward.

Percentile Rank is..

Chi-square is a

Z-statistic is a non-parametric test

In order to find Median, we also need to find...

Normal Distribution includes

(ANOVA) dfw =

Statistical Power is

When using 99% of Confidence Interval, we use 1% of alpha and Z-critical value of

Type I error means

One of the Z-scores characteristics is that Mean can never be 0

In proportionate stratified sampling, we use a different sampling proportion for each group.

Assumptions of Z-statistics include

σ (sigma)represents population deviation

What are the two rules of probability?

In ANOVA, K represents

When using 95% of Confidence Interval, we use 5% of alpha and Z-critical value of

Negative correlation is when the invisible line is going in upward direction.

In correlation, sign (+, -) means direction and number (0-1) means strength

What type of research method has Cause and Effect?

Central limit theorem is

Paired t-statistics include what type of format

The closer the dots (scatter plot) to an invisible line, the stronger the correlation between the variables.

μ represents population mean

Types of t-statistics include

A Confidence Interval is more accurate than an estimate

Z-scores are used to compare individual scores while Z-statistic is used to compare sample scores of a group.

If I label Males as 1 and Females as 2, Males = 1 and Females = 2, This is what type of variable?

Mode is the Value with the highest frequency.

Correlation is

In regression equation, b stands for

In Chi-square, the DV = nominal because we use

What type of graph is used in chi-square?

What the standard formula to find degrees of freedom (df)?

Reliability is same as Consistency.

A percentage can never be Negative

Raw scores are universally accepted

The formula for Deviation is..