Mathematics, 02.08.2019 19:30 armando1863
The mean age for all foothill college students for a recent fall term was 33.2. the population standard deviation has been pretty consistent at 15. suppose that twenty-five winter students were randomly selected. the mean age for the sample was 30.4. we are interested in the true mean age for winter foothill college students. let x = the age of a winter foothill college student. construct a 95% confidence interval for the true mean age of winter foothill college students by working out then answering the exercise. identify the following specifications. (round your answers to two decimal places.)
Answers: 1
Mathematics, 21.06.2019 17:30
Gregory draws a scale drawing of his room. the scale that he uses is 1 cm : 4 ft. on his drawing, the room is 3 centimeters long. which equation can be used to find the actual length of gregory's room?
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Mathematics, 21.06.2019 19:30
At 6 1/2 cents per pound of string beans how much does 7 pounds cost
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Mathematics, 22.06.2019 00:50
Identify the statement below as either descriptive or inferential statistics. upper a certain website sold an average of 117 books per day last week. is the statement an example of descriptive or inferential statistics? a. it is an example of descriptive statistics because it uses a sample to make a claim about a population. b. it is an example of inferential statistics because it uses a sample to make a claim about a population. c. it is an example of inferential statistics because it summarizes the information in a sample. d. it is an example of descriptive statistics because it summarizes the information in a sample.
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Mathematics, 22.06.2019 01:00
Which of the following is another way to express the difference between -5 and 8?
Answers: 1
The mean age for all foothill college students for a recent fall term was 33.2. the population stand...
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