TZ is a midsegment, which of the following statements CANNOT be true?

Carl's candies has determined that a candy bar measuring 3 inches long has a z-score of +1 and a candy bar measuring 3.75 inches long has a z-score of +2. what is the standard deviation of the length of candy bars produced at carl's candies?

Apackage of orgainc strwberries costs $1.50 while there in season and $2.25 when not in season what the percent increase

Robert has 78 tomatoes and 56 cucumbers he wants to plant them in equal rows how many in each row