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Statistics For Business_FIN-2AB_20242
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We roll two fair six-sided dice.
Choose the correct answer!
A fair six-sided die is thrown once.
Choose the correct answer!
A bag contains 5 red marbles, 10 green marbles and 4 blue marbles.
Two marbles selected randomly.
The probability of getting 2 red marbles is %
A bag contains 3 red marbles, 8 green marbles and 4 blue marbles.
One marbles selected randomly.
The probability of NOT picking green marbles is %
Consider a jar of marbles containing 5 blue, 3 red, and 2 yellow marbles. Suppose we randomly select one marble from the jar and record the color.
Select True or False:
Descriptive statistics for the closing stock prices of two companies for several trading periods are shown below:
Baba, Inc
|
Maman, Inc.
| |
Mean
|
4
|
15.91
|
Standard Error
|
0.11
|
0.29
|
Median
|
3.92
|
16.59
|
Mode
|
4.19
|
15.58
|
Standard Deviation
|
1.12
|
3.21
|
Sample Variance
|
1.25
|
10.31
|
Kurtosis
|
-1.15
|
3.52
|
Skewness
|
0.08
|
-2.09
|
Range
|
3.95
|
13.45
|
Minimum
|
2.03
|
5.55
|
Maximum
|
5.98
|
18.99
|
Sum
|
436.32
|
1972.61
|
Count
|
109
|
124
|
Answer following questions:
The skewness coefficient of Prasmul student's weight is +2.3.
The average Prasmul student's weight is 60 kg.
What can we conclude from the +2.3 skewness coefficient?
Based on the boxplot above, choose the correct statement(s) that describes the boxplot.
A Corporation recorded the last five annual sales growth: -2.0%; -4.4%; +9.5% +15%; +9.2%
What is the mean annual percentage growth over the last five years (in%)?
Answer: %. (answer in 4 decimal places)