EB Quiz 3
A data collection method that asks a question and the participant is asked to answer by selecting a description of a 5 point scale. a. Likert Scale b. Rank Order c. Focus Group d. Interview e. Observation Checklist
a
A treatment/intervention, control group, and random assignment of subjects is a a. Experimental design b. Correlational study c. Descriptive study d. Non experimental study
a
Focus group data collection is a. qualitative b. mixed methods c. quantitative
a
Linear regression analysis is a. the relationship between one or more independent variables and another variable, called the dependent variable b. the most common statistical analysis in the world c. a calculation of the mean d. part of the calculation for determining the correlation
a
The p-value is a. a pre-determined number set to determine the level of significance b. the mean average of the data c. a study with three or more variables d. an examination of the relationships between two or more variables
a
The following is a data set: 3, 3, 4, 5, 5 What is the mean? a. 3 b. 4 c. 5
b
The following is a data set: 3, 4, 4, 4, 5 What is the mode? a. 3 b. 4 c. 5
b
The ___ compares the two mean averages of two groups. a. Regression analysis b. Standard Deviation c. T test d. ANCOVA
c
To describe the relationship among three or more variables defines a. univariate b. bivariate c. multivariate d. correlational
c
Which of the following is an example of an open ended question? a. Are you feeling better today? b. Are you pregnant? c. Will you please do me a favor? d. How was your experience with your preparation before your surgery?
d
Assigning males to the control group and females to the treatment/intervention group is a correct random assignment procedure. True False
false
Correlational studies imply cause and effect. True False
false
Snowball sampling is completing in the North, due to the need for snow. True False
false
The levels of evidence are based entirely on the sampling method. True False
false
A T test is an analysis of two populations means through the use of statistical examination. True False
true
A data collection method that asks the participant to place their favorites in order: strawberry ice cream, vanilla ice cream, chocolate ice cream is a Rank Order Scale. True False
true
A quasi experimental research design lacks randomization. True False
true
A sample is a group within the population intended to best represent the entire population. True False
true
An Analysis of Variance (ANOVA) is used to determine whether two groups differ significantly on a particular measure or test. True False
true
Flipping a coin for each subject is a correct procedure for random assignment. True False
true
Judgmental sampling is non-probability sampling. True False
true
Pilot studies are small scale projects done to test for any issues that may come up before running a large scale study. True False
true
Probability sampling is most likely to represent the whole population. True False
true
Qualitative interviews may be combined with observation in some cases. True False
true
Random assignment is the procedure for how the sample is assigned to different groups, such as a control group and an intervention group True False
true
Random selection is the procedure for how a sample of people is determined for a study from a population True False
true
The number of subjects in the study is referred to as the n. True False
true
The purpose of Sampling is to select a group that represents the population, so research results may be generalized. True False
true
