Item 18 A music company offers a loan to buy a drum set for $1500. The simple interest is 11.8% and the loan will be paid in equ
1 answer:
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Answer:
The margin of error is of 0.3012, and it means that we should be 99% confident that the population mean would be within 0.3012 of the sample mean.
Step-by-step explanation:
Margin of error
In which is the standard deviation and n is the size of the sample.
Standard deviation of 1.3
This means that
She surveys 124 families
This means that
Margin of error and meaning:
The margin of error is of 0.3012, and it means that we should be 99% confident that the population mean would be within 0.3012 of the sample mean.
Answer:
$73.89
Step-by-step explanation:
We have been given that Kathy Parker's employer pays 65% of the total cost of her $5,489 health insurance premium.
This means Kathy pays 35% of her health insurance premium.
Let us find 35% of $5489.
As we are asked to find Cathy's biweekly deduction for the insurance we will divide amount of premium paid by Cathy by 26 as biweekly is paid 26 times per year.
Therefore, Cathy's biweekly deduction for the insurance is $73.89.