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The heights? (to the nearest? inch) of 30 males are shown below. Construct a frequency distribution and a frequency histogram of the data using 5 classes. Describe the shape of the histogram as? symmetric, uniform, negatively? skewed, positively? skewed, or none of these.
67 76 69 68 74 68 65 63 74 6966 72 66 66 6973 63 62 71 7369 72 71 65 6866 74 72 70 69
Class: Frequency: Midpoint:
A tours operator company wants to get its database developed. They have provided the following requirements.
Construct a 99% confidence interval estimate of the population proportion p of online shoppers who would be influenced to spend more money online with free ship
a manufacturer knows that their items have a normally distributed lifespan with a mean of 3.1 years and standard
Find the usual measure of the level of uncertainty in the percentage of loans you authorized that will never be repaid. Briefly interpret this number.
If the manufacturer sells the parts in packages of 10 parts, what are the mean and standard deviation of the numberof useable parts in a package?
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Base on a survey of over 10,000 households, the number of televisions in the home was recorded as given in the table below. Based on the data, find the expected number of televisions in a home.
consider an experiment in which our sample space is s1234567.also e1124 e223456 e37. describe the outcomes in each one
Suppose the value of the test statistic is z = 2.08. What is the p-value?
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