6 Questions |
By Jensenmath9 | Last updated: Jan 23, 2014
| Total Attempts: 228
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Questions and Answers
1.
Here are the number of points scored by Crosby in each of his NHL seasons:
37, 56, 66, 72, 102, 103, 109, 120
Calculate the Interquartile range
2.
Here are the number of points scored by Crosby in each of his NHL seasons:
37, 56, 66, 72, 102, 103, 109, 120
Calculate the standard deviation (round to 1 decimal place)
3.
The number of power play goals scored by a hockey team in each game of a season are recorded below in a frequency table.
Power Play
Goals
0
1
2
3
4
Frequency
27
33
16
5
1
Calculate the standard deviation of the number of power play goals scored in a game. Round your answer to 2 decimal places.
4.
The mean of a set of 4 number is 19. What would the mean be if each of the numbers was decreased by 11?
A.
8
B.
11
C.
19
D.
30
5.
The mean of a set of 5 numbers is 26. What would the mean be if one of the numbers was increased by 10?
Measures of central tendency help you find the middle, or the average, of a data set. The 3 most common measures of central tendency are the mean, median and mode. The mode is the most frequent value. The median is...