Lesson 2: Data collection (1 of 3)
1. State whether a census or a sample is the appropriate way to collect the data and justify why.
a. Information on the shopping experience of people in the city
b. John collecting the heights of his best friends
c. The travelling habits of the Hones family to work
d. Australians watching the grand final
e. Number of people eating toast for breakfast
f. Length of time every AAA battery lasts
g. Number of people entering a gym between $5 p m$ and $6 p m$
on the first $\$ 20000$ nission when her toi
h. Holly collecting the length of time students in her class spend on the internet
i. The world's reaction to climate change
j. Shop manager's reaction to a drop in sales.

Step 1 ：a. \(\text{Sample}\)

Step 2 ：b. \(\text{Census}\)

Step 3 ：c. \(\text{Census}\)

Step 4 ：d. \(\text{Sample}\)

Step 5 ：e. \(\text{Sample}\)

Step 6 ：f. \(\text{Sample}\)

Step 7 ：g. \(\text{Census}\)

Step 8 ：h. \(\text{Census}\)

Step 9 ：i. \(\text{Sample}\)

Step 10 ：j. \(\text{Census}\)

Step 11 ：\(\boxed{\text{Final Answer:}}\)

Step 12 ：\(\boxed{a. \text{Sample}}\)

Step 13 ：\(\boxed{b. \text{Census}}\)

Step 14 ：\(\boxed{c. \text{Census}}\)

Step 15 ：\(\boxed{d. \text{Sample}}\)

Step 16 ：\(\boxed{e. \text{Sample}}\)

Step 17 ：\(\boxed{f. \text{Sample}}\)

Step 18 ：\(\boxed{g. \text{Census}}\)

Step 19 ：\(\boxed{h. \text{Census}}\)

Step 20 ：\(\boxed{i. \text{Sample}}\)

Step 21 ：\(\boxed{j. \text{Census}}\)