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Some television stations attempt to gauge public opinions by posing a question on the air and asking viewers to call to give their opinions. Suppose that a particular television station asks viewers whether they support or oppose a proposed federal gun control law. Viewers are to call one of two 800 numbers to register support or opposition. When the results are tabulated, the station reports that 78 percent of those who called are opposed to the proposed law. What do you think of the sampling method used by the station? Do you think that the percentage of the entire population that opposes the proposed law is as high as the 78 percent of the sample that was opposed? Carefully Explain.
Classifcation Which of the following are continuous variables and which are discrete?
The heights of children 2 years old are normally distributed with a mean of 32 inches and a standard deviation of 1.5 inches. Pediatricians regularly measure the heights of toddlers to determine whether there is a problem.
A arbitrary sample of 8 students is selected. Illucidate the probability that among the students in the sample at least 7 are female.
Due to large losses incurred in the past several years, a firm has $2 billion in tax-loss carryforwards. This means that the next $2 billion of the firm's income will be free from corporate income taxes.
Would you be willing to provide an example of both methods (step by step) described in your document for determining the forecast based upon the two different methods. Maybe just for one single city.
At.05 significance level, can we conclude that larger proportion of the agents think the economy is expanding this month?
The explanatory variable which is a measure of neighborhood socio-economic status variable RFM. Response variable is percent (%) of bicycle riders that wears a helmet.
Play 100 games of scraps and empirically determine an estimate for the probability of winning.
The mean top of knee height of a sitting mate is 20.7 in.
Suppose each employee in the company receives a $3000 raise for next year (each employee's salary is increased by $3000). The interquartile range of the salaries will
What is the Bonferroni adjustment? What would the Bonferroni adjustment be for a study with four groups for which a researcher decided to use t-tests?
Determination of Nominal, Ordinal, Interval, Ratio.Temperature is an example of what level of measurement.
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