A package goods supplier designed a new package

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

Question 6 of 11

The point estimate for the new “White” package is

. (Hint: Please enter numbers only and round to one decimal point. For example, if you have 3.354, then enter 3.4; if you have 3.335, enter 3.3.)

Question 7 of 11

The point estimate for the old “blue” package is

. (Hint: Please enter numbers only and round to one decimal point. For example, if you have 3.354, then enter 3.4; if you have 3.335, enter 3.3.)

Question 8 of 11

The standard deviation for the “White” package is

. (Hint: Please enter numbers only and round to two decimal points. For example, if you have 3.354, then enter 3.35; if you have 3.355, enter 3.36.)

Question 9 of 11

The standard deviation for the “Blue” package is

. (Hint: Please enter numbers only and round to two decimal points. For example, if you have 3.354, then enter 3.35; if you have 3.355, enter 3.36.)

Question 10 of 11

The 95% prediction interval estimate for the new “White” package is, lower

, and higher

. (Hint: Please enter numbers only and round to one decimal point. For example, if you have 3.354, then enter 3.4; if you have 3.335, enter 3.3.)

Question 11 of 11

The 95% prediction interval estimate for the new “Blue” package is, lower , and higher

. (Hint: Please enter numbers only and round to one decimal point. For example, if you have 3.354, then enter 3.4; if you have 3.335, enter 3.3.)

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