The product of the numerator of one ration and the denominator of the other ratio.
What is cross product?
200
When is it most useful to use mean?
When the data set has no extreme values.
200
When is it most useful to use median?
When the data set has extreme values.
There are no big gaps in the middle of the data
200
When is it most useful to use mode?
When the data set has many identical numbers.
200
Solve
18 ÷ 6 × (4 - 3) + 6
9
200
Solve
x/4 = 9/10
3.6
300
Find the mean of the data set below.
{68, 47, 39, 52, 49,75}
Mean= 55
300
Find the median of the data set below.
{13, 57, 13, 81, 19}
Median= 19
300
Find the mode of the data set below.
{22, 15, 23, 22, 15, 22, 14, 22, 15, 67, 15}
Mode= 15 and 22
300
Solve
21 ÷ 3 + (3 × 9) × 9 + 5
255
300
Solve
7/3 = n/2.1
4.9
400
How does the extreme value affect the mean of the data set below?
{25, 29, 36, 20, 94, 40, 36}
Mean with extreme value= 40
Mean without extreme value= 31
400
While driving past stores, Tatum counted the number of cars in the parking lots. He counted: 19, 9, 1,
15, 19, 3 and 5. Determine the median of the cars he counted.
Median= 9
400
Find the mode of the data below.
{ 13, 97, 25, 85, 36, 77, 42, 63, 0, 20}
Mode= No mode
400
Solve
(17 - 7) × 6 + 2 + 56 - 8
110
400
A powered drink mix calls for a ratio of powder to water of 1:8. If there are 32 cups of powder, how many total cups of water are needed?
256 cups
500
How does the extreme value affect the mean of the data below? Round to the nearest tenth if necessary.
{24, 34, 29, 46, 20, 42, 120, 32, 24}
Mean with extreme value= 41.2
Mean without extreme value= 31.4
500
Find the median of the data set below.
{20, 51, 35, 18, 19, 20, 35, 35}
Median= 27.5
500
Find the mode of the data set below.
{1, 100, 35, 10, 37, 99, 1, 35, 99}