Mathematics, 30.10.2019 06:31 raewalker23p4ibhy
Recall that the owner of a local health food store recently started a new ad campaign to attract more business and wants to know if average daily sales have increased. historically average daily sales were approximately $2,700. the upper bound of the 95% range of likely sample means for this one-sided test is approximately $2,843.44. if the owner took a random sample of forty-five days and found that daily average sales were now $2,984, what can she conclude at the 95% confidence level?
a. average daily sales have increased
b. average daily sales have decreased
c. average daily sales have remained the same
d. average daily sales have not increased
e. the answer cannot be determined without further information
Answers: 1
Mathematics, 21.06.2019 17:30
Arefrigeration system at your company uses temperature sensors fixed to read celsius (°c) values, but the system operators in your control room understand only the fahrenheit scale. you have been asked to make a fahrenheit (°f) label for the high temperature alarm, which is set to ring whenever the system temperature rises above –10°c. what fahrenheit value should you write on the label
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Mathematics, 21.06.2019 21:00
Campus rentals rents 2 and 3 bedrooms apartments for $700 ans $900 a month respectively. last month they had six vacant apartments and reported $4600 in lost rent. how many of each type of apartment were vacant?
Answers: 1
Mathematics, 21.06.2019 22:00
What is the solution to the equation e3x=12? round your answer to the nearest hundredth
Answers: 1
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