Research Methods & Statistics 101 – Full

In a Pearson’s bivariate correlation and an r value of -1 shows:

If an analysis of the relationship between coffee consumption and temperature revealed a Pearson’s coefficient of -0.4, then temperature accounts for what percentage of variance in coffee consumption?

Read the following table. Did the ANOVA test find a significant difference between the groups?

An alpha or α level:
(mark all that apply)

Read the following table. How many groups or levels were there in the experiment?

Read the following table. What was the total number of participants in the sample of this experiment?

Read the factorial, between-groups ANOVA output. How many levels were there within the factor noise?

In which of the following scenarios would you use One-Way Between Groups ANOVA?

In a one-way ANOVA, why is it important to include a post hoc test?

Read the following table. What were there statistically significant differences between?
(mark all that apply)

Read the table below, then mark all the statements that are true.

After reading the following table you say can say the research design was:

Mark all of the assumptions that must be met before performing a Pearson’s bivariate correlation:

What are the disadvantages of the behavioural modality?

A beta or β level:
(mark all that apply)

What type of research design does this SPSS data table show?

Match each measure of central tendency to its correct description.

If you have a Pearson’s correlation of  r = 0.7, then the coefficient of determination would be:

Descriptive statistics include:
(mark all that apply)

According to Cohen’s conventions for Pearson’s correlation coefficient (r), what coefficients show a weak, moderate and strong relationship.

What would be the correct APA write-up from this table?

Match each scatterplot to its approximate correlation.

When using Cohen’s d, according to Cohen a:

Match each scale of data with its correct description.

What do descriptive statistics seek to do:

Match each type of hypothesis with its correct description.

What are the disadvantages of within-subject designs?
(mark all that apply)

Effect sizes are independent of sample size.

Effect sizes are measures of the:
(mark all that are true)

After running a one-way, between groups ANOVA, you find a η² variance of 0.2. What would be the ƒ² variance explained be?

The extent to which research findings can be generalised to a wider population is known as:

The following graph was produced as part of a factorial, between-group ANOVA. Does it suggest an interaction effect?

In the context of between-groups, factorial ANOVA, match these terms.

Within the context of a factorial, between-groups design, what is an interaction effect?

How many participants were in this sample?

How many participants completed the Math test?

Match each term with its correct description.

From this sample, what was the most popular TV series?

What makes a good idea or theory?
(Select all that apply)

Visually inspect this scatterplot. Has the assumption of homoscedasticity has been violated?

A tentative and predictive statement about:

• Relationships between variables, or
• Differences between groups, and or
• Differences between treatments or conditions

Rearrange the steps involved in hypothesis testing into the correct order.

Read the APA write-up below. How many participants were in this experiment?

The t test was statistically significant with the “alcohol” group (M = 9.6, SD = 3,4) recalling 7.3 words less 95% CI [-8.9, -5.4] than the “no alcohol” group (M = 16.9, SD = 2.2), t(28) = -5.77, p < .001, two-tailed.

This table reports the results of an independent samples t test. What p value should the researcher report?

Which assumptions must not be violated in order to perform an independent samples t test?
(Mark all that apply)

Which of these scenarios could be analysed using an independent samples t test?

What are the aims of inferential statistics?
(mark all that apply)

The extent to which the methods in a research design are free of flaws and allow the hypothesis to be tested fairly. For example, its capacity to show relationships or differences, free from confounding variables.

Using an fMRI while participants recall a list of words is an example of what modality of measurement?

What are the 3 modalities of measurement?

Read this histogram. What is the mode?

What does this scatterplot graph show?
(mark all that apply)

A negative correlation shows:

This histogram shows a:

Look at this normal distribution. Approximately, what percentage of the population fall within the dashed lines?

Look at the normal curve below. Approximately what percentage of the population fall between the dotted lines?

Nikita scored 1.5 standard deviations below the mean. From this information in this z distribution, what was Nikita’s raw score?

Read this table. Has the assumption of normality been violated for reading ability?

In terms of reliability and validity, what does this image show about Stephen’s dart-throwing?

What assumptions must be met in order to use a one sample t test to analyse data

What statistical test would you use in this scenario?

You want to discover if students at your university feel more, less or similar levels of life satisfaction than the national average.

Is there a statistically significant difference between the scarves sold and the test statistic?

How many participants were in this sample?

An obtained p value shows the probability that the:

Match each of the following population symbols with their corrects terms.

Match each term with its correct description.

What does this scatterplot graph show?
(mark all that apply)

This histogram shows a:

What will increase the power of a study?
(mark all that apply)

Match each coefficient of determination with its correct predictive power.

What assumptions must not be violated in order to conduct a paired samples t test.
(mark all that apply)

What was the difference between the average score of the control trial and the average score of the experimental trial?

Read this output table. How many pairs of scores were there in this sample?

Which of the following scenarios is best analysed by a paired samples t test?

When explaining a Pearson’s r, according to Cohen’s conventions a:

In terms of reliability and validity, what does this image show about Samantha’s dart-throwing?

Research methods refer to how researchers:

Match each type of research with its description

The statistical abbreviation for SS stands for:
(mark all that apply)

What are the steps for calculating SS?

Variance is equal to:

Match each term with its correct example.

Match each statistical symbol with its correct description.

Which of the following Pearson’s r values shows the strongest correlation?

Which of the following best describe a t obtained value?

Type I errors involve:

Type II errors involve:

Match each type of reliability with its description.

Match each type of variable with its correct description.

Match each type of validity with its correct description.

Match each statistical symbol with its correct description.

What is this a definition of? A construct that can have different values.

Match each type of variable with its correct description.

When explaining variance explained for either r² or η² a:

Why would you perform an ANOVA test?
(select all that apply)

How can you counter the inherent disadvantages of within-subject designs?

What research design does this SPSS data view show?

Match each type of score with its correct description.

Which of the following statements is true of z Score distributions. They:
(mark all that apply)

Rearrange the steps of the scientific method into their correct order.

What are the  disadvantages of a between-subjects design?
(mark all that apply)

How can you counter the potential interference of extraneous variables?
(mark all that apply)

What advantages do cross-sectional research designs have over longitudinal research designs?
(mark all that apply)

Descriptive research seeks to:

Developmental research designs are:

Which of the below types of research are developmental research designs?

What advantages do longitudinal research designs have over cross-sectional research designs?
(mark all that apply)

Match each type of observational (behavioural) research with its correct description.

Which of these statements are true of quasi-experimental designs?
(mark all that apply)

Fill in the missing aspects in the 10 steps of the research process.

Match each way of knowing with its correct description.