Answer:
1.6618196e+15
Step-by-step explanation:
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The test statistic and p-value of the given data are 6.274 and 0.0001 respectively.
<h3>Test Statistic</h3>
The test statistic can be calculated using the formula below

Solving for the mean and standard deviation, we can substitute the values into the above equation which will be

<h3>P-Value</h3>
Using the data from the test statistic, we can calculate the p-value of the data

From the calculation above, the test statistic and p-value of the given data are
Learn more on test statistic and p-value here;
brainly.com/question/4621112
Answer:
Step-by-step explanation:
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Good evening ,
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2(7) + 5(1) + 3(-3) = 10
3(7) - (1) + 4(-3) = 8
5(7) - 2(1) + 7(-3) = 12
Then (7,1,-3) is a solution to system
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They were without electricity for 47 minutes.....determine the percent of an hr....so 1 hr = 60 minutes.....so they were out 47 out of 60 minutes...
47/60 = 0.783 = 78.3%.....so just type in 78.3 because ur not supposed to include the percent sign
nothing can be further simplify in this problem