Discuss the below:
Q: An astronomer is testing the claim that the mean brightness of a certain star is now more than 30 units. She is able to get 6 readings on the star during her experiment as shown in the table. Using α = 0.01, does this indicate a new mean brightness of more than 30?
DATA
|
Reading
|
Brightness
|
|
1
|
29
|
|
2
|
29
|
|
3
|
29
|
|
4
|
31
|
|
5
|
32
|
|
6
|
34
|
Assume that such readings are normally distributed.