PSY211 Review Week 1

Given the notation, describe the order of operation: ∑(X+2)

Which type of study would you conduct?

Describe the probable distribution shape.

What does ∑ represent?

How would you describe the shape of this distribution?

What is the population in the study described below?

What scale of measurement is this: Eye color (1=Blue 2 = Brown 3= Green 4 = Hazel)

Which of the following is not an example of a construct?

When measuring weight to the nearest 0.5 lbs, what are the real limits of 25?

What is the dependent variable in this example?

A nonexperimental design can demonstrate a cause and effect relationship.

When measuring height to the nearest inch, what are the real limits for 100 inches?

What scale of measurement is this: temperature measured in Farenheit

Which research method aims to establish a cause-and-effect relationship between two variables?

If weight is measured to the nearest 0.1 lbs, what are the real limits of 50 lbs?

Which is an example of a discrete variable?

Given the order of operation, choose the correct notation: add each score and then subtract 10 from sum

Read about the study and choose the best answer.

How would you describe the shape of this graph?

What design did this study use?

In a study that measures the different test scores for female participants, test scores are a __________.

Which of the following is not true about a correlational study?

What does n represent?

Describe the probable distribution shape.

Which one of these is not a ratio scale?

What type of graph is this?

Read about the study below and choose the best answer.

Is height a discrete or continuous variable?

· What type of graph would be appropriate to show the number of females and males that participated in a study?

If the following scores are placed in a frequency distribution table, what is the frequency value corresponding to X=6?

Read the prompt below and select the best answer.

What graph is used to represent the frequencies of nominal or ordinal scaled variables?

What is the variable that is used to create the different groups of scores in a nonexperimental design?

If you generalize these results to all students in the U.S., what do you expect?

What type of graph is this?

A teacher reports the ages of n = 20 kids in a head start program. Can you guess the shape of the distribution?

To measure extroversion, a researcher asks particiapants how many friends they have. Number of friends is an example of

What scale of measurement is this: number of kids in a classroom

How would you describe the shape of this graph?

In a study that measures the number of hours 18 year olds study each night, age is a __________.

What is the independent variable in this example?

What scale of measurement is this: Class (1=freshman 2=sophomore 3=junior 4=senior)

If you generalize these results to all students in the U.S., which type of statistics are you using?

What type of graph is this?

What are the upper real limit (URL) and lower real limit (LRL) for the number 6 on the number line?

How are proportion (p) and percentage (%) related?

What does N represent?

What is the shape of the distribution of these scores?

In the study described below, what is the sample?

How would you describe the shape of this graph?

Is number of dogs a discrete or continuous variable?

A histogram and a polygon are used to represent which two scales?