On this scale, 1 corresponded to very unhappy and 7 to very happy. Students with longer recess perhaps perform a better tasks in a classroom. Each participant experiences all levels of the independent variable in a n design. Submit Homework 1 by Clearly the mean and the median are pretty close, we use the median when we have outliers that differ significantly from the rest scores, however, in this case we do not have scores that can be considered outliers. Cumulative Data provided below for Questions 1 and 2.

Concepts Questions 1—8 These questions are based on the Nolan and Heinzen reading and end-of-chapter questions. This effect size indicates that the memory performance of: The large group about which you want to know something is called. Remember to name file appropriately. A n variable makes it impossible to determine whether the independent variable is the cause of changes in the dependent variable. You want to compute a total score for each participant that represents the sum of items 1—8. Questions 1—15 Part I:

Enter the data into a new SPSS data file. A n is a set of observations drawn from the larger group of interest.

Question 7 Recall the interactive graph from Homework 2 depicting household income and location in New York City. Park Place the first of the highest Manhattan stops and E St. A bar graph with the cities along the x-axis and the livability rating along the y-axis was created in order to easily see how the cities compare to one another.

Cumulative Data provided below 34 Questions 1 and 2.

# PSYC Week 1 to 8 Complete Homework Solution // Cramberry: Create & study flash cards online

The gragh shows Detroit as the city with the lowest livability rating and Austin with the highest livability rating. Question 2 a-d Hsee and Tang reported the results of a study in which college students completed a happiness scale from 1 to 7 one day in class.

This effect size indicates that the memory performance of: You generally use the mean unless there are outliers or a small amount of observations.

PSYC Homework 4 Sampling and Probability When submitting this file, be sure the filename includes your full name, course and section. Exercises Use file: Introduction to Hypothesis Testing. Cumulative Data provided below for Questions 1 and 2.

The large group about which you want to know something is called. Neither is the case for this.

This distribution is 6 When a variable cannot take on values above a certain level, this is known as a n effect. Question 14 We can increase statistical power with each of the following except: Participants experience only one level of the independent variable in a n design.

Which measure of central tendency would you use to describe this data? The students with a standard recess length of 10 minutes show no difference in task performance than those students with a longer recess of 18 minutes.

A five-star rating system for movies is a variable at the level of measurement. Touch therapy does improve the weight gain of preterm infants. Submit Homework 1 by Use the following table to answer Question 1. Questions End-of-chapter problems: If converted into a histogram, what would the midpoints be?

Questions 1a-1g Fill in the highlighted blanks with the best word or words. homewodk

## PSYC 354 Week 1 to 8 Complete Homework Solution

homswork All Questions Part I: SPSS graph 1-b Compute descriptive statistics for this data. Questions 1a-1b The final grades for students in a freshman seminar are shown in the left-hand column.

If applicable, remember to show work in your homework document to receive partial credit. Grouped Frequency Table Exam score Frequency 60—62 3 57—59 9 54—56 21 51—53 18 48—50 14 45—47 10 42—44 8 TOTAL 83 2 When constructing a histogram and labeling the x- and y-axes, the lowest number on each axis should ideally be …… 3 A frequency distribution that is bell-shaped, symmetrical, and unimodal is 4 A frequency distribution that has a tail trailing off to the right of the distribution is 5 A frequency distribution of ages of residents at a senior citizen home is clustered around 83 with a long tail to the left.

There is more than one way to do this. You would use a bar graph because the independent variable is nominal and the dependent variable is scale.