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a professor needs to select a volunteer for a project .which of the following would not be an example of a simple random sample ?A)he chooses a number between 00 and 99 . the student whose phone number has the last two digits closest to the one the professor has chosen is selected .B)he chooses that individual whose name is first in alphabetical order C)he puts all student names in a bowl , mixes them up , and selects one . D)he has each student select a number between 0 and 99 and write it down . he then selects the student whose number is closest to the last two digits of his social security number.
Please use synthetic division and the remainder theorem to find the indicated function values:
He gets a result of 1.5. He then rounds the result to 2, saying that it is not possible to get 1.5 girls when three babies are born. Is this reasoning correct? Explain.
Two popular over-the-counter antacids are compared to determine which brand is preferred. Three hundred subjects are randomly selected then divided into two groups of 150 each, and given one of the two antacids.
Population of following N=5 scores: 0,6,4,3, and 12. Calculate μ and σ for the population. Determine the z-score for each score in the population.
What is the probability that none of the three parents condones spanking as a regular form of punishment for their children? Give the mean and standard deviation of x. Interpret the results.
Assume that a simple random sample has been selected from a normally distributed population and test the given claim. Use the p-value method for testing hypotheses.
A clothing manufacturer tests an SRS of 3 specimens of each fabric. (a) What is the probability that the mean breaking strength of the 3 untreated specimens exceeds 49 pounds.
The population standard deviation was 1.68 years. Using the 99% degree of confidence, what is the confidence interval for the population mean.
Find out the following: Mean swipe rate, Standard deviation of the swipe rate.
Fip it 20 times and if it lands heads 17 times or more then the referee will designate that coin as the weighted one. a) If the coin the referee selects is fair, what is the probability that it gets designated as being weighted?
A flour mill produces flour in small bags before distributing them to wholesalers. The average weight of each bags is 8 kg with a standard deviation of 0.5 kg.
Over the past decade, there has been a strong positive correlation between teachers salaries and prescription drug cost.
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