Question

Question 16 A researcher conducts a study in which the same participants are observed across each...

Question 16

A researcher conducts a study in which the same participants are observed across each level of the independent variable. If there are only two levels of the independent variable, then what type of t test is appropriate for this study?

a.

There is not enough information to answer this question.
b.

related-samples t test
c.

two-independent-sample t test
d.

one-sample t test
Math   Statistics-And-Probability   
0 0
Add a commentTranscribed image text
Next >

Homework Answers

Answer #1

The Independent Samples t Test compares a means of two independent groups to determine whether there is statistical evidence  the associate population means are significantly different

#here  researcher conducts a study in which the same participants are observed across each level of the independent variable. hence here we use two - independent Sample t- test

#what type of t test is appropriate for this study?

Ans : two-independent-sample t test

Option c is correct

0 0
Know the answer?
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Log In

Sign Up

Not the answer you're looking for?
Ask your own homework help question
Similar Questions
A researcher conducts a study in which the population variance of difference scores between two groups...
A researcher conducts a study in which the population variance of difference scores between two groups is unknown. What type of t-test is most appropriate for this study? Question 8 options: one–independent sample t-test two–independent sample t-test related samples t-test There is not enough information to answer this question.
A researcher is interested in comparing two medications in order to see which contributes to the...
A researcher is interested in comparing two medications in order to see which contributes to the greatest decrease in symptoms as measured by an instrument on a scale of 0-100. The researcher recruits three groups of participants, one who receive medication A, one group of participants who receive medication B, and a control group who receives a placebo. A. What type of study design is this (descriptive, correlational, or experimental)? B. What would be the appropriate statistical analysis to use...
1. Using the two-way mixed ANOVA, different participants are observed at each level of the between-subjects...
1. Using the two-way mixed ANOVA, different participants are observed at each level of the between-subjects factor, and the same participants are observed across the levels of the within-subjects factor. TRUE OR FALSE 2. A researcher computes two 2 × 2 between-subjects ANOVAs. In Study 1, he observes 8 participants in each cell; in Study 2, he observes 12 participants in each cell. Which study is associated with a larger value for degrees of freedom for the A × B...
A researcher conducts an independent samples study examining the effect of distractions on memory performance. He...
A researcher conducts an independent samples study examining the effect of distractions on memory performance. He randomly selected two groups of participants. The experimental group was given a memory test when there were distractions in the lab and the control group completed the same memory test without any distractions. The collected data are as follows: Experimental Group (Distractions):      Control Group (No Distractions): n = 21                                                     n = 21 M = 64                 M = 67 SS = 260...
A researcher conducts an independent samples study examining the effect of distractions on memory performance. He...
A researcher conducts an independent samples study examining the effect of distractions on memory performance. He randomly selected two groups of participants. The experimental group was given a memory test when there were distractions in the lab and the control group completed the same memory test without any distractions. The collected data are as follows: Experimental Group (Distractions):      Control Group (No Distractions): n = 21                                                     n = 21 M = 64                 M = 67 SS = 260...
A researcher conducts a one-way ANOVA in which one independent variable has four levels. How many...
A researcher conducts a one-way ANOVA in which one independent variable has four levels. How many different factors are in this study?
A professor compares scores on a competency exam among students at two times during a single...
A professor compares scores on a competency exam among students at two times during a single semester. What type of t test is most appropriate for this study? Select one: a. one-sample t test b. two-independent sample t test c. dependent samples t test d. there is not enough information to answer this question.
11. A researcher conducts an independent-measures study examining how the brain chemical serotonin is related to...
11. A researcher conducts an independent-measures study examining how the brain chemical serotonin is related to aggression.  One sample of rats serves as a control group and receives a placebo that does not affect normal levels of serotonin.  A second sample of rats receives a drug that lowers brain levels of serotonin.  Then the researcher tests the animals by recording the number of aggressive responses each of the rats display.  The data are as follows.         Control         Low Serotonin         n...
A researcher conducted a study on mindfulness and body mass index (BMI). She collected BMI scores...
A researcher conducted a study on mindfulness and body mass index (BMI). She collected BMI scores from a large group of participants who had completed a mindfulness training program and then compared their scores to the national average BMI scores from the general population. What type of test should be used to see if taking the mindfulness program was beneficial for BMI scores not? Group of answer choices One-sample t test Dependent-means (paired-samples) t test Independent-means (Independent-samples) t test Pearson's...
Read the scenario and answer the question that follows: An experiment was set up to study...
Read the scenario and answer the question that follows: An experiment was set up to study two drugs, Lipanthyl and Befizal, based on their effect on cholesterol level in blood. A group of 25 men with high cholesterol level were randomly assigned one of the two drugs. The level of LDL was measured right before the treatment and again after the 3-month treatment. Suppose we wanted to compare the LDL levels of the subjects on Lipanthyl versus those on Befizal....
ADVERTISEMENT
Need Online Homework Help?

Get Answers For Free
Most questions answered within 1 hours.

Ask a Question
ADVERTISEMENT