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Questions Bank (1456362 total)
All but one of the following words fit in the same category. Choose the one which doesn't fit.
Please match the Japanese to the appropriate word or expression in English.
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)