Step by Step Solutions

[Steps Shown] In the following data set, please do the following: g) Construct an x-y scatterplot of the data. Discuss what it tells you h) State your null hypothesis

Question: In the following data set, please do the following:

g) Construct an x-y scatterplot of the data. Discuss what it tells you

h) State your null hypothesis about the groups.

  1. Describe whether the data is cross-sectional or time-series in nature.

j) Obtain the correlation coefficient. Use correlator.xls to determine your t-statistic, and the critical t-score. Does your t-stat exceed your t-critical?

k) Obtain the best fit linear regression line.

l) What confidence level for your correlation coefficient (1- p-value )?

DATA SET 2: This data set compares the actual length of hospital stay in days (ALOS) to the estimated length of hospital stay in days (ELOS). Is there a connection? Note: patient number is not to be used in calculations.

patient ELOS ALOS
1 10.5 10
2 4.5 2
3 7.5 4
4 12 11
5 7.5 11
6 9 11
7 6 6.5
8 5 5
9 6 8
10 12 16
11 7 6.5
12 4.5 6
13 3.5 3.5
14 6 10
15 7.5 7
16 3 5.5

Price: $2.99
Solution: The downloadable solution consists of 4 pages
Deliverable: Word Document


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