What number am i thinking of? a. 21 b. 9 c. 69 d. 7
1 answer:
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Answer:
Step-by-step explanation:
Answer:
Range of wages is £140 to £525.
Mean wage = £226
Step-by-step explanation:
<u>Given:</u>
Weekly wages paid to the staff are :
£245, £140, £525, £163, £195, £174 and £140.
<u>To find:</u>
Range of these wages = ?
Mean wage = ?
<u>Solution:</u>
First of all, let us learn about the range of wages and mean wage.
Range of wages has a minimum pay and a maximum pay.
Here, if we have a look £140 is the minimum pay and
£525 is the maximum pay.
So, range of wages is £140 to £525.
Mean wage means the average of all the wages given to the staff.
Mean is defined as the formula:
Here, Sum of all observations mean sum of the wages of all the staff members.
Number of observations mean the number of staff members i.e. 7 here.
Applying the formula:
So, the answer is:
<em>Range of wages is £140 to £525.</em>
<em>Mean wage = £226</em>