Volume 2, Chapter 4, Problem #6, 8, 10
6. Based on the sales data from problem 1, find the following.
a) 2-period moving average and MSE
b) 4-period moving average and MSE
c) Forecast for periods t =13 and t =14. Which forecast is preferred, based on MSE?
Chapter 1 - # 4, 6, 8.
4. Classify each of the following variables as qualitative or quantitative. Justify your answer.
a. Favorite restaurants Qualitative If I were to be ranking my favorite restaurants, it would
be an ordinal scale since the list would
6. The HR department is developing a model to estimate the market rate of salaries based on a random sample of
financial analysts who responded to an anonymous survey. The following table contains the results from the survey.
a. Determine the regression e
10. Using the home sales data from problem 8, answer the following.
a. What are the mean and median?
Mean = 368.3
Median = 356
b. What are the range, variance and standard deviation, assuming the data represents a population.
Range = 235
Population Va
Volume 2, Chapter 1, Problem #8, 10, 4
4. The director of admissions at Long Beach Hospital believes that patient residence time (i.e., the length
of stay in the hospital) has been dropping over the last several years. Two years ago the average
residence
18.
a. What is the probability that you will make a Type I error given that the null hypothesis is true?
1%
b. What is the probability that you will make a Type I error given that the null hypothesis is false?
0%
13. You are conducting a study to see if s
1.
Quiz 2
You draw two cards from a deck, what is the probability that:
a.
both of them are face cards (king, queen, or jack)?
.0498
b. you draw two cards from a deck and both of them are hearts?
.0588
2.
Assume adults have IQ scores that are normally d
Running head: EFFECTS OF AGE ON DETECTION OF EMOTION
1
Effects of Age on Detection of Emotional Information
Christina M. Leclerc and Elizabeth A. Kensinger
Boston College
Author Note
Christina M . Leclerc and Elizabeth A. Kensinger, Department of Psycholo
Big Dreams
167
Appendix
Content Analysis Results of Comparison of Hall and Van De Castle Female
Norm Dreams With Most Recent Dreams
Content
Hall and Van De
Castle female norms
Most recent
Male/female characters
Familiar characters
Friends
Family
Dead and
EFFECTS OF AGE ON DETECTION OF EMOTION
2
Abstract
Age differences were examined in affective processing, in the context of a visual search task.
Young and older adults were faster to detect high arousal images compared with low arousal and
neutral items.
Running head: THE ROLE OF THE BRAIN IN LANGUAGE DEVELOPMENT
1
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