In a test of the amount of tar in filtered king-size cigarettes, 29 cigarettes were randomly selected, either being non-filtered king-size or filtered king-size. Determine if the non-filtered king-size cigarettes have more tar than filtered king-size cigarettes (α = .05). Do you recommended filtered cigarettes for smokers who want less tar?
NF |
F |
|
23 |
20 |
|
21 |
22 |
|
23 |
19 |
|
20 |
25 |
|
20 |
17 |
|
25 |
21 |
|
25 |
15 |
|
23 |
20 |
|
21 |
21 |
|
20 |
22 |
|
24 |
25 |
|
21 |
20 |
|
20 |
20 |
|
17 |
||
22 |
||
16 |
Fill-in the blanks below.
B. Copy the Excel Computer Output, paste it into MS Word and print it.
For the variable NF:
Sample Mean: _________
Sample Size: ___
For the variable F:
Sample Mean: _________
Sample Size: ____
For the T-Test:
T Test Statistic: _________
Degrees of Freedom: ______
T Critical-Value: ______
P-Value: ______
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