maybe: Mean
=
2.22
Median =
2
Mode =
1
and
3
Explanation:
Mean:
¯
x
=
1
+
2
+
1
+
2
+
1
+
3
+
3
+
4
+
3
9
=
20
9
=
2.22
Median: First we put the numbers in order from lowest to highest:
1
,
1
,
1
,
2
,
2
,
3
,
3
,
3
,
4
The median is the number that has the central position.
Median
=
2
Mode: it is the number that appears the most times. In this case, both
1
and
3
appear the same number of times, so they are both modes.
hope this helps!
What do you need help with
Answer:
405
Step-by-step explanation:
1% - 9 people
45% - 9 × 45 = 405 people
The area is 4 square meters, because 2x2 would be 4
