Shamrock, Inc. uses a periodic inventory system. Its records show the following for the month of May, in which 74 units were sold. Date
Units
Unit Cost
$9
May 1
15
Explanation
Inventory
Purchase
Purchase
Total
33
27
Total Cost
$297
270
10
24
40
440
11
100
$1,007

Acme foods wants to make its chips saltier, but it doesn't want to spend more than it has to on salt. a sample of consumers are asked to compare its current chip (saltiness = 100) with saltier versions and to say whether the new version is saltier. on average, sample consumers reliably say the new chip is saltier when its saltiness value is 108, but not when its saltiness value is below 108. assuming acme foods' sample consumers are representative of people in general, which of the following best represents the just noticeable difference for saltiness? a. 8% b. 108 c. 80% d. 100