Question

the government published the following stem - and - leaf plot showing the number of bears at each major zoo in the country: 0 1 8 8 2 1 3 6 6 7 7 9 3 1 7 4 1 4 5 7 5 0 3 key: 4|1 = 41 bears how many zoos have fewer than 50 bears?

Explanation:

Step1: Count leaves for stems 0 - 4

Count the number of data - points for stems 0, 1, 2, 3, and 4.
For stem 0: 0 leaves.
For stem 1: 2 leaves (18, 18).
For stem 2: 7 leaves (21, 23, 26, 26, 27, 27, 29).
For stem 3: 2 leaves (31, 37).
For stem 4: 4 leaves (41, 44, 45, 47).

Step2: Sum up the counts

Sum the number of leaves for each stem. $0 + 2+7 + 2+4=15$.

Answer:

15