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Question: Graph the histogram associated with the data given in Exercise.
Exercise: DISTRIBUTION OF FAMILIES BY SIZE A survey of 1000 families was conducted by the Public Housing Authority in a certain community to determine the distribution of families by size. The results follow:
a. Find the probability distribution of the random variable X, where X denotes the number of persons in a randomly chosen family.
b. Draw the histogram corresponding to the probability distribution found in part (a).
Compute the expected value of perfect information. Do you think it would be worth trying to obtain additional information concerning which scenario is likely to occur?
question each time that a shopper purchases a tube of toothpaste she chooses either brand a or brand b. suppose that
a manufacturer uses a new production method to produce steel rods. the population standard deviation has been designed
When one of the five predictor variables in the preceding example is elimi- nated from the analysis, the value of R2 drops from 0.75 to 0.71. What does this tell us about the variable that was dropped?
Define appropriate vectors and matrices to formulate the LP problem as a set of matrix equations
Would he be justified in concluding that walking slowly may cause high cholesterol or that high cholesterol may influence walking speed? Explain why or why not.
a single die is rolled 3 times. determine the probability of getting all
While the whole country of Russia was suffering from decaying infrastructure, the Church also got focused on "material" matters.
She wants to test H0: μ = 0.5 Ha: μ ≠ 0.5 Find the associated P-value. Is the result significant at the 5% level (α = 0.05)? At the 1% level (α = 0.01)?
Construct a histogram using the Histogram option in Data Analysis to check the assumption of normality. Does the data appear to be normally distributed? Comment.
Find the distance between each pair of points. If necessary round answers to two decimal places. Find the midpoint of each line segment with the given endpoints.
the health department reports a 1 rate of the hiv virus for the at-risk population. under certain conditions a
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