Answer: class B
Explanation:
Normal distributions are bell-shaped and symmetric about the mean. So, if the data is scattered around a lot, like in Class A & B, it would not be normal.
Answer:
By selling a watch in Rs 150 and Rs 200, loss and profit are seen respectively. If the loss and profit are equal, find its cost price.
Answer:
Mean, Mode, Median, Range, Standard Deviation.
Step-by-step explanation:
The completed sentences are as follows -
- The arithmetic average of a distribution of scores is the Mean
- The score that shows up most often is the Mode
- The score right in the middle of a distribution is the Median
- We determine how much scores vary around the average in a way that includes information about the Range of scores by using the Standard Deviation
