A package goods supplier designed a new package ("white") that it thought was more appealing than its old package ("blue"). It conducted a 10-week trial of the two packages in selected "matched" stores with the results shown below (sales in thousands of dollars).

Week 1	Blue	White
1	8.4	9.2
2	4.9	5.3
3	3.3	3.1
4	6.9	7.6
5	9.3	9.2
6	8.7	9.2
7	5.3	5.7
8	3.4	4.4
9	6.9	7.8
10	7.9	8.5

1. The point estimate for the new "White" package is __________.

2. The point estimate for the old "blue" package is ____________.

3. The standard deviation for the "White" package is _________.

4. The standard deviation for the "Blue" package is __________.

5. The 95% prediction interval estimate for the new "White" package is, lower ___________, and higher ____________.

6. The 95% prediction interval estimate for the new "Blue" package is, lower __________, and higher ___________.