Question

Hours, x   Test score, y
0   43
1   43
2   55
4   48
4   62
5   70
5   75
6   84
7   83
8   93

The number of hours

ten

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=0.01

Setup the hypothesis for the test.

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 -to=____ and to=________

or

B. The critical value is _________

Calculate the test statistic.

t=_________

What is your conclusion?

There (1) _______ enough evidence at the one percent level of significance to conclude that there (2) _______ a significant linear correlation between hours spent studying and test score.

(1) options: is, is not

or is not, is

Answer 1