For the problems you must show your work clearly and step by step to get full credit. If you are using a formula, write it correctly before using numbers in the formula. Draw a figure wherever applicable.
Circle your final answer.
2. A random sample of 121 bottles of cologne showed an average content of 4 ounces. It is known that the standard deviation of the contents (i.e., of the population) is 0.22 ounces.
What is the point estimate of the mean content of all bottles? (5 pt.)
What is the standard error of the mean? (5 pt.)
2
Name: _______________________________
3. A new soft drink is being market tested. It is estimated that 60% of consumers will like the new drink. A sample of 96 taste-tested the new drink.
What is the standard error of the proportion? (5 pt.)
What is the probability that more than 70.4% of consumers will indicate they like the drink? (5 pt.)
Subject | Mathematics |
Due By (Pacific Time) | 04/22/2014 07:00 am |
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