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What is margin of error and how do you calculate it in simple random sampling? To explain this, use a random sample of 100 individual.
consider a bag that contains 224 coins of which 6 are rare. for the given pair of events a and b complete part a and b.
Create a histogram for these ages.- Create a stem-and-leaf plot for these ages. - Create a dotplot for these ages.
The following correlation matrix is given by Allison and Ciechetti (1976) in a study of sleep in mammals:
the following data were collected on the height inches and weight pounds of women
SmithCo is a supplier to many brand-name makers of mobile phones. SmithCo manufactures the external shells that enclose mobile phones. State the confidence interval in the form a ± b
If the computed value for this problem is +2.33, and the level of significance is 0.05, can we conclude that the recall proportions for the two commercials are same?
Suppose that during the past year the following is Jim's distribution of home sales. If one assumes that this is a typical distribution for Jim's monthly sales, which salary plan should Jim select?
the data set represents the income levels of the members of a country club. find the probability that a randomly
Survey was mailed to a total of 400 students; 100 were randomly selected from each of the freshman, sophomore, junior and senior classes last semester. What sampling method was used?
Is the effect of the medicine significant at the 5 percent level?
A report issued by the American Association of Building Contractors indicates that 40% of all home buyers will do some remodeling to their home within the first 5 years of home ownership. Assuming this is true, use the binomial distribution table ..
We could then perhaps form a linear regression by charting the points of IQ for each person and their mother on a graph to determine if a correlation can be made between the IQ score of the individual and the IQ score of the mother. If the scores ..
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