At an electronics store, a $165 television is marked up 110%. Trevor purchases the TV and must pay 6.5% sales tax.
2 answers:
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Answer/Step-by-step explanation:
Part A:
<u> 12 Student = 3 Adult</u>
<u>24 Student = 6 Adult</u>
<u>40 Student = 10 Adult</u>
Part B:
33 Student
Hence, divide 33 by 4 = 8 with a remainder of 1.
Therefore, 8 Adult and for the remainder 1 student either one Adult takes 5 Student or Needed 9 Adult.
Using the t-distribution, the t-statistic for the two-sided test would be of t = 0.7.
<h3>What is the test statistic for a t-distribution hypotheses test?</h3>The test statistic is given by:
The parameters are:
is the sample mean.
is the expected value.
- s is the standard deviation of the sample.
- n is the sample size.
The values of the parameters are given as follows:
.
The sample mean is:
Hence the test statistic is:
t = 0.7.
More can be learned about the t-distribution at brainly.com/question/16194574
<h3>#SPJ1</h3>