Provide an appropriate response.Find the standard deviation for the following data set:2, 2, 2, 5, 5, 6, 6, 8, 8, 9
A. 6.21
B. 2
C. 2.49
D. 5
Answer: C
You might also like to view...
Simplify the expression. Use absolute value if necessary.(x14y7)1/7
A. x2y
B. x2
C. x2
D. x14y
Find the equation of the least squares line.Two separate tests are designed to measure a student's ability to solve problems. Several students are randomly selected to take both tests and the results are shown below. 
A. y = -0.930 + 19.4x B. y = 0.930 - 19.4x C. y = 19.4 + 0.930x D. y = -19.4 - 0.930x
Simplify the trigonometric expression by following the indicated direction.Factor and simplify: 
What will be an ideal response?
The following are the squad sizes of the football teams in a regional area. Make a frequency distribution and use it to find the mean. Please round the mean to the nearest tenth.42, 60, 87, 42, 177, 87, 124, 177, 196, 42, 42, 87, 124, 196, 124, 87, 42, 60, 42, 177, 87, 124, 60, 60, 60, 124, 87, 42
A. Values Frequency
42 7
60 5
87 6
124 5
177 3
196 2
mean = 96.0
B. Values Frequency
42 7
60 5
87 5
124 5
177 3
196 2
mean = 95.0
C. Values Frequency
42 7
60 5
87 6
124 5
177 3
196 2
mean = 93.0
D. Values Frequency
42 7
60 5
87 6
124 5
177 3
196 2
mean = 95.0
E. Values Frequency
42 7
60 5
87 5
124 5
177 3
196 2
mean = 93.0