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QNT 351 Two Population Means Worksheet
I have attached the worksheet. will be checked for plagirism. need this done by Friday 11-18
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qnt351_r5_individual_two_population_means_worksheet_week4_1.doc
Answer
Submitted by indigo11 on Wed, 2016-11-16 14:48
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QNT 351 Week 4 Two Population Means
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xxxxxxxxxxxxxxxx Version X?? xxxx xx xxxxxxxxxxx xxxxxxxxxxxxxxxxxxxx Population xxxxxxxxxxxxx xxxxxxx xxxxxxx PAGE xx MERGEFORMAT ?1???
xxxxxxxxxx xx xxxxxxx Material
xxx xxxxxxxxxx xxxxx
A xxxxxx xxxxxx with x xxxx xxxxx farm xx approximately 2200 acres had xxxxx about a new xxxx xx xxxxxx expensive fertilizer xxxxx would supposedly xxxxxxxxxxxxx increase xxx xxxxxxxxxxx The xxxxxx xxxxxx xxxxxx to test xxx new xxxxxxxxxx xxxxxx committing the large investment required to fertilize x xxxx of xxx size. He xxxxxxxxx selected 15 parcels of xxxx xx xxx xxxxxxxx and xxxxxxx them xxxx xxxx two xxxxxxxxx xx bought xxxx xxxxxx of the new xxxxxxxxxx xx xxxxxx over xxx half xx xxxx parcel xxx then spread the xxx fertilizer xxxx xxx other half of each parcel. His xxxxxx in pounds per tomato xxxxx xxxx as follows:
xxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
Parcel
xxx xxxxxxxxxx
xxx xxxxxxxxxx
1
xxxx
xxxx
x
14.1
xxxx
x
xxxx
14.4
x
xxxx
xxxx
x
xxxx
xxxx
x
xxxx
xxxx
7
14.7
14.0
8
13.7
13.7
9
14.0
13.3
10
xxxx
xxxx
11
14.2
14.1
xx
xxxx
14.9
xx
xxxx
12.8
14
13.8
xxxx
15
14.3
xxxx
xxx xxxxxx had taken statistics many years ago when in xxxxxxx and consequently xxxx a xxxxxx of mistakes when testing to xxxx xx xxx xxx xxxxxxxxxx was more effective: (1) He xxxxxx the data as two independent xxxxxxxx xxx xxx xx performed a two-tailed test. He decided that he was xxxxxx xx conclude that there xxx a difference between
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Answer
Submitted by mathstatcheru on Wed, 2016-11-16 11:40
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Two Population means
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xx
Title
xxxxxxx Version x
1
x
xxx Population means
xxx xxxxxxxxxx
xxx There is no xxxxxxxxxx between the xxx fertilizers
xxx xxxxx xx xxxxxxxxxx between the xxx xxxxxxxxxxx
xxx xxxxxx xx less xxxx 30, xxxxxx is used xx xxxx the two means.
We xxxxxxx we the t-tabulated xx xx level of significance.
xxxxxxxxxxxxxxxxxxx
xxxxxxx Two-Sample Assuming Equal Variances
Variable 1
xxxxxxxx x
Mean
xxxxx
13.94
Variance
0.301714286
xxxxxxxxx
xxxxxxxxxxxx
xx
xx
Pooled Variance
xxxx
xxxxxxxxxxxx Mean Difference
0
df
xx
x xxxx
1.423933358
xxx