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Consider babies born in the "normal range" of 37-43 weeks gestational age. Extensive data supports the assumption that for such babies born in the United States, birth weight is normally distributed with miu=3432g and Sigma=482g. Once this data was converted to grams, the histogram showed normality.
Discuss how the statistical application of Pearson r is used for hypothesis testing.l Through application of the Spearman Correlation discuss what type of data the Pearson formula can be used for.
a spymaster has a network of 7 operatives whom he pays out of a slush fund containing 20000. for accounting reasons his
At the 5% level of significance, can we infer that the population mean weight of athletic men is lower than the population mean weight of non-athletic men by more than 2 pounds?
Taking samples of n=160, today the number of defective parts were 17 what would be a 95% confidence interval for proportion defective?
If standard deviation is 50 hours and α is equal to 0.01, what values for mean x will result in rejection of null hypothesis.
Evaluate the mean, the median, and the mode of the salaries. Which best describes a typical salary and Evaluate the range, variance, and standard deviation of the data set. Interpret the results in the context of the real-life setting.
Assume there are 21 homes in the Quail Creek area and 9 of them have a security system. Six homes are selected at random: What is the probability none of the six selected homes have a security system?
joe used a project management software package and has determined the following results for a given project. expected
you have conducted a simple survey that has asked 100 people who have either attended an event n25 you promoted in the
in a study of 1000 two parent families a researcher found the mean height of the husbands was 68 inches with a standard
What is the maximum water producing capacity that the station should keep on line for this hour so that the demand will have a probability of only 0.01 of exceeding this production capacity?
what is the expected value of perfect information?decisionss1 .20s2 .10s3
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