Big Idea 2 MCQ

Big Idea 2 MCQ

Corrections

Q11

Incorrect Answer: D

Correction: A, The total dollar amount of food and drinks sold during a show may be correlated with the attendance at the show, but cannot be used to determine the exact number of attendees. The attendance for a particular show can be calculated dividing the total dollar amount of all tickets sold by the average ticket price.

Topics to watch videos on: 2.3, skill 5B

Q21

Incorrect Answers: A and C

Correction: B and D, This sequence of steps does not sort the entries by year, so the entry with the lowest year value is not guaranteed to be in the first row of the spreadsheet.Filtering by photographer will remove any entries with unknown photographers. Filtering by year will remove any entries with unknown years. Sorting by year will sort the remaining entries in column C from least to greatest, putting the photograph with the lowest year value in the first row of the spreadsheet.

Topics to watch videos on: 2.4, skill 2B

Q25

Incorrect Answer: A

Correction: C, Appending three 0s to the end of a binary number multiplies it by 2^3, not by 3. 2^3 is the same as 8, so it would be like multiplying by 8.

Topics to watch videos on: 2.1, skill 2B