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The probability that a parent rewards a child with a dessert for eating a healthy meal is .07. Assuming independent outcomes, the probability that two parents reward their child's healthy eating equals
.07
.14
.05
.005
Powers Tire Company (Which specializes in tires for vehicles ca. 1965) needs your expertise to help them schedule over the next three months. They can make tires using regular labor, or subcontracting.
an ice creaml shop found that 24 of customers buy more than one scoop per day from their shop.if 155 customers are
If the probability that it will rain tomorrow is 0.33, then what is the probability that it will not rain tomorrow?
acid rain caused by the reaction of certain air pollutants with rainwater appears to be a growing problem in the
A doctor advices a patient to go on a particular diet for 2 weeks. Considering the general condition of the patient, the amount of weight the patient may loose is assumed to be between 5 Kg and 10 Kg,
Carbon monoxide emissions for a certain kind of cary vary with mean 2.9 gm/mi and standard deviation 0.4 gm/mi. A company has 80 of these cars. Estimate the probability that the mean CO level is between 3.0 and 3.1 gm/mi.
What are the five steps in the hypothesis testing procedure, what does each step represent, what are the advantages and disadvantages of using a hypothesis testing procedure?
• A student of the author surveyed her friends and found that among 20 males, 4 smoke and among 30 female friends, 6 smoke. Give two reasons why these results should not be used for a hypothesis test of the claim that the proportions of male sm..
A standard deviation of .15 million people. What is the proportion of these newscasts having between .9 million and 1.5 million viewers?
An economist is interested in studying the spending habits of consumers in a particular region. The population variance is known to be $1,000,000. A random sample of 50 individuals resulted in an average expense of $15,000. What is the width of th..
Explain the Continuity Correction Factor and provide a good example and estimate the population proportion
assume that the mean sat score in mathematics for 11th graders across the nation is 500 and that the standard deviation
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