| 1 |
According of grouped data formula of arithmetic mean |
- A. x = ∑fx/∑f
- B. x = ∑fx/∑n
- C. x = ∑fx/∑x
- D. x = ∑x/∑n
|
| 2 |
First elements of ordered pairs ls called: |
- A. column
- B. row
- C. point
- D. origin
|
| 3 |
If a group of students get marks from 20% to 10% their frequency will be |
|
| 4 |
The number of time each value appears in the date is called |
- A. polygon 
- B. frequency 
- C. histogram 
- D. frequency table 
|
| 5 |
The formula used to convert Celsius temperature (°C)into Fahrenheit temperature (°F) is'' |
- A. °C = 9/5(°F -32)
- B. °C = 5/9(°C +32)
- C. °C = 5/9(°F + 32)
- D. °C = 5/9(°F -32)
|
| 6 |
A running total of class frequency is called |
- A. histogram 
- B. cumulative frequency
- C. data
- D. call interval 
|
| 7 |
x̅ is called |
- A. arithmetic mean
- B. mode
- C. median
- D. group data
|
| 8 |
1 miles =? |
- A. 1.5 km,
- B. 1.6 km,
- C. 6.1 km,
- D. 5.1 km,
|
| 9 |
In cartesian plane point 'O' is called |
- A. column 
- B. row
- C. origin 
- D. axis 
|
| 10 |
A set of two elements, listed in a specific order is called |
- A. unordered pairs
- B. ordered pairs
- C. cartesian
- D. rectangular
|
