In: Statistics and Probability
The number of hours
1010
students spent studying for a test and their scores on that test are shown in the table. Is there enough evidence to conclude that there is a significant linear correlation between the data? Use
alphaαequals=0.050.05.
Hours, x |
00 |
11 |
22 |
44 |
44 |
55 |
55 |
66 |
77 |
88 |
|
---|---|---|---|---|---|---|---|---|---|---|---|
Test score, y |
4141 |
4040 |
5555 |
5656 |
6464 |
6666 |
7575 |
7878 |
8181 |
9797 |
LOADING...
Click here to view a table of critical values for Student's t-distribution.
Setup the hypothesis for the test.
Upper H 0H0:
rhoρ
equals=
0
Upper H Subscript aHa:
rhoρ
not equals≠
0
Identify the critical value(s). Select the correct choice below and fill in any answer boxes within your choice.
(Round to three decimal places as needed.)
A.
The critical values are
minus−t 0t0equals=nothing
and
t 0t0equals=nothing .
B.
The critical value is
nothing .
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Click to select and enter your answer(s) and then click Check Answer.