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With3 discrete variables(50 states, urban, and rural) and2 continuous variables(average time, 5 types of transportation). I need the mean, median, mode, standard deviation, variance and coefficient of variance for CONTINUOUS & DISCRETE variables. And then compare the two results.
$240 per hour for hours spent in court, $150 per hour for consultations, and $210 per hour for depositions. What is her averages per hour for this week?
Critically discuss the lower control limit for a proportion defective if the average daily production is 5000 units and the average fraction defective is .02?
At the 0.05 level of significance, is there evidence that the proportion of incorrect reimbursements in the population was greater than 0.10? Discuss the underlying assumptions of the test used in (a)
Four hundred people apply for three jobs. 110 of the applicants are women. (a) If three persons are selected at random, what is the probability that all are women?
Draw the scatter diagram. Does it appear that x and y are related? If so, how? Test to determine whether there is evidence of a linear relationship.
Determine whether the coefficient of correlation in the population is zero. Construct and interpret confidence intervals and prediction intervals for the dependent variable, number of units sold.
a. Determine the sample proportion, p, of households with cellular telephones that can be used to access the Internet. b. If the population proportion is 0.40, determine the standard error of the proportion.
Is there evidence of a significant difference in the proportion who get their news primarily from newspapers between those 36 to 50 years old and those above 50 years old? (use α = 0.05)
Percentage points in either direction from what would have been obtained by interviewing all voters in the United States." Find the sample size suggested by this statement.
If writing scores for population have standard deviation of s = 20, does sample give sufficient evidence to conclude that new composition course has significant effect? Suppose a two tailed test with a = 0.05.
What is the probability that the poll gets a sample in which fewer than 45% say they do not get enough time for themselves. Show your method.
Open data file on your excel file AirlinePassengers . Point to the level of data (nominal, ordinal, ratio, or interval) measurement for each variable in data set. Notice tab for description gives information about data.
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