Mathematics, 15.06.2021 19:40 Cloudy76
30 POINTS + BRAINLIEST Jill bought a textbook online with her credit card. The website offered a 15% discount off the original price of the textbook. She was able to apply a discount code to her purchase which gave her an additional 10% off the discounted price. If she paid 9% tax upon checkout, what was the original price of the textbook in terms of C, the amount that was charged to her credit card?
1.20C
1.22C
1.08C
1.31C
Answers: 2
Mathematics, 22.06.2019 02:00, lexhoangg
Now, martin can reasonably guess that the standard deviation for the entire population of people at the mall during the time of the survey is $1.50. what is the 95% confidence interval about the sample mean? interpret what this means in the context of the situation where 95 people were surveyed and the sample mean is $8. use the information in this resource to construct the confidence interval.
Answers: 3
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