Tyra's family is spending the afternoon in Millersville. They plan to see a movie and then
2 answers:
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Answer:
The p value for this case would be given by:
For this case the p value is lower than the significance level so then we have enough evidence to reject the null hypothesis so then we can conclude that the true proportion is significantly higher than 0.42
Step-by-step explanation:
Information given
n=1045 represent the random sample selected
X=502 represent the college graduates with a mentor
estimated proportion of college graduates with a mentor
is the value that we want to test
z would represent the statistic
represent the p value
Hypothesis to test
We want to test if the true proportion is higher than 0.42, the system of hypothesis are.:
Null hypothesis:
Alternative hypothesis:
The statistic is given by:
(1)
Replacing the info we got:
The p value for this case would be given by:
For this case the p value is lower than the significance level so then we have enough evidence to reject the null hypothesis so then we can conclude that the true proportion is significantly higher than 0.42
Answer:
dollars per t-shirt
Step-by-step explanation:
<em>Read the problem and write your equation while following along with it</em>
We have 8 t-shirts
Lets 8 t-shirts be represented by 8t
So for our equation we will place and
Now it says we have a coupon that subtracts 4 dollars from our total
<h3>Our equation:The final part to add to our equation says that our total before tax was 36 dollars
<h3>So here is our equation:<em>add </em><em> to both sides</em>
<em>Divide both sides by</em>
dollars per t-shirt
-Side note, make sure to spell your question right. It was a tad bit confusing to read at the start.
-Brainliest please :)