A box of greeting cards was shared equally among a group of 35 pupils. 7 of them gave all their cards to the rest of the pupils.
1 answer:
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Answer:
Step-by-step explanation:
Given : Expression
To find : Solve the expression ?
Solution :
Step 1 - Write the expression,
Step 2 - Apply distributive,
Here, a=25.36, b=1, c=0.45
Step 3 - Solve the expression,
Therefore,
The variance for the data is 17,507. 5.
Given
The weekly salaries of a sample of employees at the local bank are given in the table below.
Employee Weekly Salary Anja $245 Raz $300 Natalie $325 Mic $465 Paul $100.
<h3>Variance</h3>Variance is the expected value of the squared variation of a random variable from its mean value, in probability and statistics.
The mean value of the salaries of employees is;
The variance is given by;
Hence, the variance for the data is 17,507. 5.
To know more about variance click the link given below.
Answer:
Step-by-step explanation:
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