Question
In: Statistics and Probability
Use "PLUC" data and the description for the dataset on the blackboard. Is there sufficient evidence...
|
Use "PLUC" data and the description for the dataset on the blackboard. Is there sufficient evidence that the population mean of "PLUC.pre" is different than that of "PLUC.post"? Use R to find the p-value for the test. ***Answer is 8.739E-08*** |
| PLUC.post | PLUC.pre |
| 6.483496 | 8.078464 |
| 8.607279 | 8.539505 |
| 12.41932 | 13.32073 |
| 11.72048 | 8.640824 |
| 12.26601 | 9.979111 |
| 11.15877 | 8.878284 |
| 7.527066 | 10.6834 |
| 10.60626 | 8.728163 |
| 6.276827 | 10.68463 |
| 10.1099 | 11.35035 |
| 6.520483 | 12.71441 |
| 11.91813 | 8.892171 |
| 10.66304 | 8.830107 |
| 9.777328 | 10.50259 |
| 9.220989 | 5.537055 |
| 11.79612 | 8.710783 |
| 11.11839 | 12.75601 |
| 8.965028 | 6.423624 |
| 11.48719 | 3.823811 |
| 14.48936 | 5.596411 |
| 15.08942 | 10.01024 |
| 13.02814 | 12.31518 |
| 11.31217 | 9.416347 |
| 13.91277 | 9.56037 |
| 14.31236 | 10.23635 |
| 9.710978 | 11.91827 |
| 10.17722 | 11.03453 |
| 14.1332 | 12.44858 |
| 14.38372 | 7.586854 |
| 12.71119 | 10.39473 |
| 10.91406 | 10.89222 |
| 12.68831 | 10.14178 |
| 13.14921 | 11.76425 |
| 11.19178 | 8.791887 |
| 10.06341 | 10.02537 |
| 13.69448 | 7.588943 |
| 10.28917 | 12.70045 |
| 13.24905 | 9.857691 |
| 10.19303 | 6.485849 |
| 8.864154 | 7.245692 |
| 14.01109 | 13.61106 |
| 10.94582 | 10.07806 |
| 13.27707 | 11.24745 |
| 14.91922 | 12.66775 |
| 13.42178 | 7.963167 |
| 13.89574 | 12.76464 |
| 14.211 | 13.50282 |
| 15.24153 | 7.881113 |
| 16.37362 | 7.442888 |
| 12.74947 | 7.439501 |
| 18.58913 | 8.588766 |
| 13.86133 | 9.871416 |
| 11.34533 | 12.07392 |
| 15.03428 | 8.104788 |
| 15.29777 | 10.8924 |
| 14.49266 | 11.59966 |
| 11.48485 | 10.49421 |
| 11.20419 | 8.641233 |
| 17.40846 | 7.577269 |
| 14.684 | 9.056126 |
***Answer is 8.739E-08***
Solutions
orchestra answered 1 year agoRelated Solutions
Use "PLUC" data and the description for the dataset on the blackboard. Conduct a two sample...
Use "PLUC" data and the description for the dataset on the
blackboard. Conduct a two sample independent t test to test if the
population means of heights of male is higher than that of female.
Use R to calculate the p-value.
***Answer is 0.8974***
sex
hgt
m
45.68187
m
54.76593
m
43.80479
f
46.1765
m
57.60508
f
40.02826
f
52.50647
f
43.14426
m
45.27999
m
41.95513
m
43.67319
f
58.09449
m
42.47022
f
55.91853
m
44.01857
f
43.25757
m
57.4945...
Use "PLUC" data and the description for the dataset on the blackboard. Conduct a two sample...
Use "PLUC" data and the description for the dataset on the
blackboard. Conduct a two sample independent t test to test if the
population means of heights of male is higher than that of female.
Use R to calculate the p-value.
***Answer is 0.8974***
sex
hgt
m
45.68187
m
54.76593
m
43.80479
f
46.1765
m
57.60508
f
40.02826
f
52.50647
f
43.14426
m
45.27999
m
41.95513
m
43.67319
f
58.09449
m
42.47022
f
55.91853
m
44.01857
f
43.25757
m
57.4945...
The dataset Golfers2008.xlsx saved in Datasets in Blackboard contains data on the top 40 golfers in...
The dataset Golfers2008.xlsx saved in Datasets in
Blackboard contains data on the top 40 golfers in 2008.
This was the year when Tiger Woods won the U.S. Open in June and
then had year-ending surgery.
Using all the explanatory variables, run a regression predicting
Earnings per Round.
Determine the best fit model by removing any insignificant
x-variables. Rerun the analysis with your best fit
model. Make a clear notation of which model is your
best-fit model by labeling the worksheet...
Download the dataset CARS1 from BlackBoard. a. Do not worry about outliers. Assume the data is...
Download the dataset CARS1 from BlackBoard. a. Do not worry
about outliers. Assume the data is correct and any outliers will
remain in the dataset. b. Do scatterplot and analyze the results.
c. Test for correlation (correlation coefficient) d. Regress weight
(column 2) against gas mileage in the city (column 1). Make sure
you make gas mileage the dependent (Y) variable. e. Determine and
fully explain R2 MPG City Weight 19 3545 23 2795 23 2600 19 3515 23
3245...
Researchers wish to know if the data they have collected provide sufficient evidence to indicate a...
Researchers wish to know if the data
they have collected provide sufficient evidence to indicate a
difference in mean serum uric acid levels between normal
individuals and individuals with Down’s syndrome The data consist
of serum uric acid readings on 12 individuals with Down’s syndrome
and 15 individuals without Down’s syndrome. The means are
x1=4.5 mg/100 ml for those with Down’s
syndrome and x2=3.4 mg/100 ml for those
without. s1 = 1.0 and s2 = 1.2.
At the 0.01 significance level, do the data provide sufficient evidence to conclude that an association...
At the 0.01 significance level, do the data provide sufficient
evidence to conclude that an association exists between car color
and the likelihood of being in an accident? Red Blue White Car has
been in accident 28 33 36 Car has not been in accident 23 22 30
Chi- Square Please show all work and both p value and critical
value approach
Researchers wish to know if the data they have collected provide sufficient evidence to indicate a...
Researchers wish to know if the data they have collected provide
sufficient evidence to indicate a difference in mean serum uric
acid levels between normal individuals and individuals with Down’s
syndrome The data consist of serum uric acid readings on 12
individuals with Down’s syndrome and 15 individuals without Down’s
syndrome. The means are x1=4.5 mg/100 ml
for those with Down’s syndrome and
x2=3.4 mg/100 ml for those without.
s1 = 1.0 and s2 = 1.2.
a. State whether the...
use Excel Solver to answer the following question.You must provide sufficient evidence that you did the...
use Excel Solver to answer the following question.You must
provide sufficient evidence that you did the work on your own. For
example, what equations did you use in your model? How was the
excel spread sheet laid out?
A student at a local university has just completed a decision
modeling course. On her assignments, she has earned a 86 on the
mid-term, a 94 on the final, a 93 on problem sets, and 85 for
participation. She has a unique...
Explain Audit Evidence in particular (i) Sufficient Audit Evidence (ii) Relevant Audit Evidence (iii) ...
Explain Audit Evidence in particular
(i) Sufficient Audit
Evidence
(ii) Relevant Audit
Evidence
(iii) Reliable Audit
Evidence
1. Is there sufficient evidence to conclude that there is a difference in the mean age...
1.
Is there sufficient evidence to conclude that there is a difference
in the mean age of male customers vs female customers?
DATA
Equal variances assumed
F= 1.572
Sig=.210
t= .370
df= 4998
Sig. (2- tailed)= .712
Mean difference= .185
Std. Error difference= .501
Lower= -.797
Upper= 1.167 95% confidence Interval
Equal variances not assumed
t= .370
df= 4992. 696
Sig. (2-tailed)= .712
Mean difference= .185
Std. Error difference= .501
Lower= .797
Upper= 1.167
a. should they reject or retain?...
ADVERTISEMENT
ADVERTISEMENT
Latest Questions
- What is the difference among the principles of modularization, abstraction, encapsulation, and separation of interface and...
- An investment project costs $20,100 and has annual cash flows of $4,400 for six years. ...
- PUT IN JAVA PROGRAMMING The StockB class: Design a class named StockB that contains the following...
- Draw a DFA for the following ( ∑ = {0,1}): Set of all strings with.
- In the article from Forbes notes that the goal of a leader is not to clone...
- Many people keep time using a 24 hour clock (11 is 11am and 23 is 11pm,...
- UNIX ONLY -- DIFFICULT LAB ASSIGNMENT This is an extremely difficult subject for me. Could you...
ADVERTISEMENT