0 of 113 questions completed
Questions:
You have already completed the quiz before. Hence you can not start it again.
Quiz is loading…
You must sign in or sign up to start the quiz.
You must first complete the following:
0 of 113 questions answered correctly
Time has elapsed
You have reached 0 of 0 point(s), (0)
Earned Point(s): 0 of 0, (0)
0 Essay(s) Pending (Possible Point(s): 0)
According to Adam, what ranges of Pearson’s correlation coefficient show a weak, moderate and strong relationship.
Coefficients ≥ show a weak correlation.
Coefficients ≥ show a moderate correlation.
Coefficients ≥ show a strong correlation.
When explaining variance explained for either r² or η² a:
A beta or β level:
(mark all that apply)
What does this scatterplot graph show?
(mark all that apply)
What assumptions must be met in order to use a one sample t test to analyse data
A negative correlation shows:
Look at this normal distribution. Approximately, what percentage of the population fall within the dashed lines?
Which of the following Pearson’s r values shows the strongest correlation?
Look at the normal curve below. Approximately what percentage of the population fall between the dotted lines?
Which of these scenarios could be analysed using an independent samples t test?
What would be the correct APA writeup from this table?
Nikita scored 1.5 standard deviations below the mean. From this information in this z distribution, what was Nikita’s raw score?
Which assumptions must not be violated in order to perform an independent samples t test?
(Mark all that apply)
Read this table. Has the assumption of normality been violated for reading ability?
Read the APA writeup 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, twotailed.
Mark all of the assumptions that must be met before performing a Pearson’s bivariate correlation:
This table reports the results of an independent samples t test. What p value should the researcher report?
p =
What type of research design does this SPSS data table show?
What are the aims of inferential statistics?
(mark all that apply)
Type I errors involve:
Type II errors involve:
An alpha or α level:
(mark all that apply)
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. How many groups or levels were there in the experiment?
Read the following table. Did the ANOVA test find a significant difference between the groups?
Read the following table. What was the total number of participants in the sample of this experiment?
Read the factorial, betweengroups ANOVA output. How many levels were there within the factor noise?
In which of the following scenarios would you use OneWay Between Groups ANOVA?
In a oneway 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:
What are the disadvantages of the behavioural modality?
Match each measure of central tendency to its correct description.
Mean


Median


Mode


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)
Match each scatterplot to its approximate correlation.








When using Cohen’s d, according to Cohen a:
Small effect is about
Medium effect is about
Large effect is about
When using Cohen’s d, according to Adam a:
Match each scale of data with its correct description.
Nominal


Ordinal


Interval


Ratio


What do descriptive statistics seek to do:
Match each type of hypothesis with its correct description.
Directional hypothesis


Nondirectional hypothesis


What are the disadvantages of withinsubject 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 oneway, 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, betweengroup ANOVA. Does it suggest a statistical significant interaction effect?
In the context of betweengroups, factorial ANOVA, match these terms.
Independent Variable


Groups


Partial Eta Squared


Within the context of a factorial, betweengroups 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.
Frequencies


Measures of Central Tendency


Measures of Spread (variability)


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:
Rearrange the steps involved in hypothesis testing into the correct order.
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?
This histogram shows a:
In terms of reliability and validity, what does this image show about Stephen’s dartthrowing?
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:
In a Pearson’s bivariate correlation and an r value of 1 shows:
Match each of the following population symbols with their corrects terms.






Match each term with its correct description.
Population


Sample


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.
Negligible


Low


Moderate


High


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 correlation (r), according to Adam an effect size of:
> and < is considered small
> and < is considered medium
> is considered large
When explaining a Pearson’s r, according to Cohen’s conventions a:
Small effect is about
Medium effect is about
Large effect is about
In terms of reliability and validity, what does this image show about Samantha’s dartthrowing?
Research methods refer to how researchers:
Match each type of research with its description
Experimental Research


Descriptive Research


Correlational Research


QuasiExperimental Research


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.
Research hypothesis


Research question


Null hypothesis


Match each statistical symbol with its correct description.














Which of the following best describe a t obtained value?
Match each type of reliability with its description.
TestRetest Reliability


Split Test


Interrater Reliability


Match each type of variable with its correct description.
Categorical


Discrete


Continuous


Match each type of validity with its correct description.
Face Validity


Content Validity


Convergent Construct Validity


Divergent or Discriminative Construct Validity


Match each statistical symbol with its correct description.
SS


SD


SD^{2}


What is this a definition of? A construct that can have different values.
Match each type of variable with its correct description.
Independent variable


Dependent variable


Extraneous variable


Confounding variable


Why would you perform an ANOVA test?
(select all that apply)
How can you counter the inherent disadvantages of withinsubject designs?
What research design does this SPSS data view show?
Match each type of score with its correct description.
Z score


X score


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 betweensubjects design?
(mark all that apply)
When using the experimental method, how can you counter the potential interference of extraneous variables?
(mark all that apply)
What advantages do crosssectional 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 crosssectional research designs?
(mark all that apply)
Match each type of observational (behavioural) research with its correct description.
Naturalistic Observation


Participant Observation


Contrived


Which of these statements are true of quasiexperimental 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.
Tenacity


Intuition


Authority


Rationalism


Empiricism

