Tubes of antibacterial cream
The Sylvan Pharmaceutical company makes tubes of antibacterial cream that are labeled as containing 4 ounces. In testing a claim that the mean content amount is less 4 ounces, a p-value of 0.220 is obtained. What do you conclude? Explain.
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How can you do a regression analysis on excel to predict your sales for the next 5 years?
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Find the expected value and standard deviation of the number of planets she will find in the next two years.
Interstate 90 is the longest of the east-west U.S. interstate highways with its 3,112 miles stretching from Boston, MA at I-93 on the eastern end to Seattle WA at the Kingdome on the western end. It travels across 13 northern states; the number of
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Is there any evidence that the average of the refrigerators sold per store was significantly more or less than 50 (Find the mean first and make sure that you formally state the null and alternate hypotheses)
What is the probability in percent that a variable will be within ±1.5 standard deviations of the mean?
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