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MATH 533 All Weeks | All Quizzes
All Quizzes of Term (Bundled) Week 1 | Quiz (Questions: 1-20) -- $10.00 Week 2 | Quiz (Questions: 1-8) -- $10.00 Week 3 | Quiz (Questions: 1-9) -- $10.00 Week 4 | Quiz (Questions: 1-10) -- $10.00 Week 5 | Quiz (Questions: 1-13) -- $10.00 Week 7 | Quiz (Questions: 1-5) -- $10.00 Note: This Bundle is cheaper than the individual Quizzes...
$45.00
MATH 533 Week 1 | Quiz
Questions: 1-20Q1.Suppose you're given a data set that classifies each sample unit into one of four categories: A, B, C, D. You plan to create a computer database consisting of these data, and you decide to code the data as A = 1, B = 2, C = 3, and D = 4. Are the data consisting of classification A, B, C, and D qualitative and quantitative? After the data are input as 1, 2, 3 or 4, are they qualitative or quantitative? Q2.A company tracked all credit card purchases during the year 2005 and ..
$10.00
MATH 533 Week 2 | Quiz
Questions: 1-8Q1.A finance journal published a study of whether the decision to invest in the stock market is dependent on IQ. Information on a sample of 153,401 adults living in Finland formed the database for the study. An IQ score (from a low score of 1 to a high score of 9) was determined for each Finnish citizen as well as whether or not the citizen invested in the stock market. The following table gives the number of Finnish citizens in each IQ score/investment category. ..
$10.00
MATH 533 Week 3 | Quiz
Questions: 1-9Q1.The ages of a group of 50 women are approximately normally distributed with a mean of 47 years and a standard deviation of 6 years. One woman is randomly selected from the group, and her age is observed.a. Find the probability that her age will fall between 53 and 62 years.b. Find the probability that her age will fall between 46 and 54 years.c. Find the probability that her age will be less than 32 years.d. Find the probability that her age will exceed 4..
$10.00
MATH 533 Week 4 | Quiz
Questions: 1-10Q1. A random sample of 89 observations produced a mean x = 25.7 and a standard deviation s=2.5. a. Find a 95% confidence interval for u. b. Find a 90% confidence interval for u. c. Find a 99% confidence interval for u. Q2. A company wants to test a randomly selected sample of n water specimens and estimate the mean daily rate of pollution produced by a mining operation. If the company wants a 95% confidence interval estimate with a sampling error of 1.1 mil..
$10.00
MATH 533 Week 5 | Quiz
Questions: 1-13Q1.A professor at a local university conducted a survey of 135 businesses in a city to determine what motivates small businesses to export their products. The CEOs were asked to respond to the statement? "Management believes that the business can achieve economies of scale by? exporting" on a scale of 1? (strongly disagree) to 5? (strongly agree). Summary statistics for the n=135 scale scores were reported as x=3.83 and s=1.4 In his? study, the professor hypothesized that if the t..
$10.00
MATH 533 Week 7 | Quiz
Questions: 1-5Q1.Suppose you fit the first-order multiple regression model Y = B0 + B1X1 + B2X2 + e to n = 25 data points and obtain the prediction equation Y = 50.11 + 5.44X1 + 1.33X2. The estimated standard deviations of the sampling distributions of B1 and B2 are 0.98 and 0.25, respectively.a. Test H0: B2 = 0 against Ha: B2 > 0. Use Alpha = 0.10. to find this out determine test statistic and P-valueb. Find a 99% confidence interval ..
$10.00