Which expression is equivalent 07x+y 0 7x-y
1 answer:
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Answer: 2.28%
Step-by-step explanation:
Given: An airport find that at the present time, the mean noise level is 103 decibels and the standard deviation is 5.4 decibels.
The distribution of noise levels(x) for all jets during takeoff over the neighborhood has a normal distribution.
The probability that jets have a noise level less than 92.2 decibels when taking off over this neighborhood will be :-
Hence, the percent of these jets have a noise level less than 92.2 decibels when taking off over this neighborhood = 2.28%
Complete the chart by marking each of the expenses in the correct cell depending on whether the expense occurs montlhy, quarterly, annually, etc. as shown in the chart.
<h3>What is a check-off matrix?</h3>This is a type of chart that is completed by adding X to the cells. In the case of expenses, check-off matrixes help you to visualize how often every expense occurs, and therefore it can be useful to control or monitor expenses.
This type of matrix often includes:
-Columns with the months of the year or the initals of these. June = J.
-Rows that show the expenses a person has.
<h3>How to do a check-off matrix?</h3>- List the expenses
- Make an X in each of the cells that the each expense should occur.
- Verify the information once the chart is finished.
Below you can find the complete chart:
Learn more about expenses in brainly.com/question/24803457
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