A Student Is Trying to Decide If It Is Cheaper

question 22

Multiple Choice

A student is trying to decide if it is cheaper to order blank CDs over the Internet or to buy them at local electronics stores.Listed below are the prices (in dollars) quoted for boxes of 200 blank CDs from various manufacturers. $$\begin{array} { c c } \ \text { Internet } & \text { Local Electronics Stores } \\26.00& 33.98 \\27.99& 37.75 \\31.50 & 38.99 \\32.75 & 35.79 \\27.00 & 33.99 \\27.98 & 34.79 \\24.75 & 29.98 \\28.15& 33.00 \\29.99 & 32.00\\29.99\end{array}$$
Set up the alternative hypothesis for the claim that buying over the Internet (I) is cheaper than buying from the local electronics stores (E) .

• A)H_A: D_I is shifted to the right of D_E.
• B)H_A: D_I is shifted to the left or right of D_E.
• C)H_A: D_I is shifted to the left of D_E.
• D)H_A: D_I is identical to D_E.

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Definitions:

Rib

In anatomy, a rib refers to any of the long, curved bones forming the rib cage, which protects the chest cavity and supports the upper body.

Clavicle

A long bone that serves as a strut between the shoulder blade and the sternum or breastbone, also known as the collar bone.

Scapula

A flat, triangular bone located on the posterior side of the shoulder, also known as the shoulder blade.

Sagittal Suture

A cranial suture located between the two parietal bones of the skull, extending from the front to the back of the head.