Test for Business Statistics and Quantitative Analysis
Need help with a test, Here are some examples. I have to do the test on line so I cant show you all of it and I will have 1 hr to do. but will have to send questions individually. There are 8 questions.
The following is a set of data from a sample of n equals 5n=5.
3 7 8 10 9378109
a. Compute the mean, median, and mode.
b. Compute the range, variance, standard deviation, and coefficient of variation.
c. Compute the Z scores. Are there any outliers?
d. Describe the shape of the data set.
a. Select the correct choice below and, if necessary, fill in the answer box to complete your choice.
The mean is nothing.
(Type an integer or a decimal. Do not round. Use a comma to separate answers as needed)
There is no solution.
Select the correct choice below and, if necessary, fill in the answer box to complete your choice.
The median is nothing.
(Type an integer or a decimal. Do not round. Use a comma to separate answers as needed)
There is no solution.
Select the correct choice below and, if necessary, fill in the answer box to complete your choice.
The mode is nothing.
(Type an integer or a decimal. Do not round. Use a comma to separate answers as needed)
There is no solution.
b. The range is nothing.
(Type an integer or a decimal. Do not round.)
The variance is nothing.
(Type an integer or decimal rounded to two decimal places as needed.)
The standard deviation is nothing.
(Type an integer or decimal rounded to two decimal places as needed.)
The coefficient of variation is nothing%.
(Type an integer or decimal rounded to two decimal places as needed.)
c. Compute the Z scores.
| Data (X) |
Z Score |
|
|
33 |
nothing |
(Round to two decimal places as needed.) |
| 77 |
nothing |
(Round to two decimal places as needed.) |
| 88 |
nothing |
(Round to two decimal places as needed.) |
| 1010 |
nothing |
(Round to two decimal places as needed.) |
| 99 |
nothing |
(Round to two decimal places as needed.) |
Are there any outliers?
Yes
No
d. What is the shape of the data set?
Positive left parenthesis right dash skewed right parenthesisPositive (right–skewed)
Negative left parenthesis left dash skewed right parenthesisNegative (left–skewed)
SymmetricalSymmetrical
Click to select your answer(s).
