Question $21($Mandatory$)(1$ point$)$

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A certain store sells products to customers online. As customers browse the store's web site for products to buy, data is sent to the web site server for each web page the customer clicks on or requests. For each of these web page requests, the following information is collected:

$>$ The unique IP address of the customer's device

$>$ The date and time of the request

$>$ The type of browser used

$>$ The page requested

For which of the following goals would you NOT be able to use the data?

Average time a customer spends on each page

Number of pages a customer views per visit

Amount of money each customer spent on a purchase

Percentage of new IP addresses visiting the site