Make necessary corrections to your work on the final project for the first three weeks as per your instructor’s feedback and write: ?instructor’s feedback and write:? ?You should be set for
Make necessary corrections to your work on the final project for the first three weeks as per your instructor's feedback and write:
instructor's feedback and write:
You should be set for the coming weeks.
Do not forget the title page. Become comfortable with reporting M and SD in APA format. The histograms are not clear, no clarity in what it is measuring.
A comprehensive paragraph describing the participants in the study (from Week 2)
A paragraph describing the major dependent variables of interest (recall and misinformation effect). Be sure to review the Final Project information so you can describe what these variables are, how they were measured, and why they were measured.
2
Age
Descriptive statistics
|
Age |
|
|
Mean |
20.325 |
|
Standard Error |
0.224714919 |
|
Median |
20 |
|
Mode |
20 |
|
Standard Deviation |
1.421221937 |
|
Sample Variance |
2.019871795 |
|
Kurtosis |
-0.608061095 |
|
Skewness |
0.064134254 |
|
Range |
5 |
|
Minimum |
18 |
|
Maximum |
23 |
|
Sum |
813 |
|
Count |
40 |
|
Confidence Level(95.0%) |
0.454528826 |
Sex
|
sex |
|||||
|
Frequency |
Percent |
Valid Percent |
Cumulative Percent |
||
|
Valid |
Male |
20 |
50.0 |
50.0 |
50.0 |
|
Female |
20 |
50.0 |
50.0 |
100.0 |
|
|
Total |
40 |
100.0 |
100.0 |
Height
|
Height |
|
|
Mean |
66.0125 |
|
Standard Error |
0.348847691 |
|
Median |
65.9 |
|
Mode |
64.3 |
|
Standard Deviation |
2.20630652 |
|
Sample Variance |
4.867788462 |
|
Kurtosis |
-1.706100286 |
|
Skewness |
0.075488725 |
|
Range |
6.6 |
|
Minimum |
62.8 |
|
Maximum |
69.4 |
|
Sum |
2640.5 |
|
Count |
40 |
|
Confidence Level(95.0%) |
0.705611057 |
Years in college
|
Year in college |
|||||
|
Frequency |
Percent |
Valid Percent |
Cumulative Percent |
||
|
Valid |
freshman |
10 |
25.0 |
25.0 |
25.0 |
|
sophomore |
10 |
25.0 |
25.0 |
50.0 |
|
|
junior |
10 |
25.0 |
25.0 |
75.0 |
|
|
senior |
10 |
25.0 |
25.0 |
100.0 |
|
|
Total |
40 |
100.0 |
100.0 |
Findings
The descriptive statistics of the data show that the mean age is 20.325 years, the median and mode age is 20 years. The age has a standard deviation and variance of 1.421221937 and 2.019871795 respectively. The range of the age is 5 years while the maximum and minimum sample ages are 23 and 18 respectively. The histogram of the sample age is skewed to the right. The sample has an equal number of males and females. The mean height is 66.0125 while median and mode heights are 65.9 and 64.3 respectively. The height has a standard deviation and sample variance of 2.20630652 and 4.867788462 respectively. The range of the sample height is 6.6 while the maximum and minimum heights are 69.4 and 62.8 respectively. The histogram of the sample height is skewed to the right. The sample shows that there is an equal number of respondents who are freshmen, sophomores, juniors, and seniors. Each year has 10 respondents.
References
Kaliyadan, F., & Kulkarni, V. (2019). Types of variables, descriptive statistics, and sample size. Indian dermatology online journal, 10(1), 82.
Kaur, P., Stoltzfus, J., & Yellapu, V. (2018). Descriptive statistics. International Journal of Academic Medicine, 4(1), 60.
Histogram
Frequency 20.5 21.33333333 19.66666667 18 22.16666667 More 18.83333333 11 10 6 5 5 3 0 Cumulative % 20.5 21.33333333 19.66666667 18 22.16666667 More 18.83333333 0.27500000000000002 0.52500000000000002 0.67500000000000004 0.8 0.92500000000000004 1 1
Bin
Frequency
Histogram
Frequency 68.3 65 63.9 More 67.2 62.8 66.1 11 10 9 6 3 1 0 Cumulative % 68.3 65 63.9 More 67.2 62.8 66.1 0.27500000000000002 0.52500000000000002 0.75 0.9 0.97499999999999998 1 1
Bin
Frequency
,
2
1. Sex
|
Sex |
|||||
|
Frequency |
Percent |
Valid Percent |
Cumulative Percent |
||
|
Valid |
Female |
36 |
50.0 |
50.0 |
50.0 |
|
Male |
36 |
50.0 |
50.0 |
100.0 |
|
|
Total |
72 |
100.0 |
100.0 |
The sample under study has an equal number of females and males. Out of 72 participants, 36(50%) of them are male and 36(50%) are female.
2. Age
|
Age |
|
|
Mean |
27.75 |
|
Standard Error |
0.92452881 |
|
Median |
25 |
|
Mode |
24 |
|
Standard Deviation |
7.844887094 |
|
Sample Variance |
61.54225352 |
|
Kurtosis |
0.217860957 |
|
Skewness |
0.969218955 |
|
Range |
31 |
|
Minimum |
18 |
|
Maximum |
49 |
|
Sum |
1998 |
|
Count |
72 |
The sample under study has a mean age of 27.75 years. The median and mode age of the participants in the sample are 25 and 24 years respectively. The maximum age of the participants is 49 years while the minimum age is 18 and the range of the age is 31. The variance and standard deviation of the participants’ age are 61.54225352 and 7.844887094 respectively.
The histogram shows that the age of the participants is skewed to the right.
3. Ethnicity
|
Ethnicity |
|||||
|
Frequency |
Percent |
Valid Percent |
Cumulative Percent |
||
|
Valid |
African American |
23 |
31.9 |
31.9 |
31.9 |
|
Caucasian |
31 |
43.1 |
43.1 |
75.0 |
|
|
Latino |
14 |
19.4 |
19.4 |
94.4 |
|
|
Other |
4 |
5.6 |
5.6 |
100.0 |
|
|
Total |
72 |
100.0 |
100.0 |
The majority of the participants were of the Caucasian ethnicity. Out of the 72 participants, 23(31.9%) were of the African American ethnicity, 31(43.1%) were of Caucasian ethnicity, 14(19.4%) were of Latino ethnicity, and 4(5.6%) were of other ethnicities.
4. Recall1
|
Recall1 |
|
|
Mean |
7.527777778 |
|
Standard Error |
0.380969555 |
|
Median |
8 |
|
Mode |
8 |
|
Standard Deviation |
3.232633872 |
|
Sample Variance |
10.44992175 |
|
Kurtosis |
-0.624917527 |
|
Skewness |
-0.142091348 |
|
Range |
15 |
|
Minimum |
0 |
|
Maximum |
15 |
|
Sum |
542 |
|
Count |
72 |
The mean recall1 rate was approximately 8. The median and mode recall1 rate was also 8. The variance and standard deviation of recall1 rates were approximately 10 and 3 respectively. The maximum recall1 rate was 15 while the minimum recall1 rate was 0. The range of the recall1 rates was 15.
The histogram for recall1 shows that it was skewed to the right.
References
Amrhein, V., Trafimow, D., & Greenland, S. (2019). Inferential statistics as descriptive statistics: There is no replication crisis if we don’t expect replication. The American Statistician, 73(sup1), 262-270.
Choi, D. A., Tagore, P., Siddiq, F., Park, K., & Ewing, R. (2020). Descriptive Statistics and Visualizing Data. In Basic Quantitative Research Methods for Urban Planners (pp. 107-132). Routledge.
Kaur, P., Stoltzfus, J., & Yellapu, V. (2018). Descriptive statistics. International Journal of Academic Medicine, 4(1), 60.
Histogram
Frequency 9.375 11.25 5.625 7.5 3.75 13.125 0 1.875 More 16 14 13 12 7 7 1 1 1 Cumulative % 9.375 11.25 5.625 7.5 3.75 13.125 0 1.875 More 0.22222222222222221 0.41666666666666669 0.59722222222222221 0.76388888888888884 0.86111111111111116 0.95833333333333337 0.97222222222222221 0.98611111111111116 1
Bin
Frequency
Histogram
Frequency 25.75 21.875 29.625 33.5 37.375 45.125 18 41.25 More 22 14 10 8 8 4 2 2 2 Cumulative % 25.75 21.875 29.625 33.5 37.375 45.125 18 41.25 More 0.30555555555555558 0.5 0.63888888888888884 0.75 0.86111111111111116 0.91666666666666663 0.94444444444444442 0.97222222222222221 1
Bin
Frequency
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