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Construct charts for individuals using both two-period and three-period moving ranges for the following observations (in sequential order). Show the equations used for the control limits and centerline with the substitutions. You can use Minitab or Excel to build the charts. Show your work
7.2
8.5
7.4
9.5
16.3
17.1
8.1
14.7
17.3
15.5
4.3
16.9
17.2
6.2
15.1
11.5
7.5
12.8
13.5
Using the quadratic equation x2 - 4x - 5 = 0, perform the following assignment Solve by factoring and solve by using the quadratic formula
the following distribution is used in economicsx f x a a.x a-1 3a for 0 ? x ? 3 and a gt1 and 0 otherwisea as
Assuming these data are from two independent groups, calculate dfX, dfY, and dftotal for the data above. Determine the critical values for t based on the df you calculated for the question above, assuming a two-tailed test with a p level of 0.05.
a simple random sample of 47 adults is obtained and each persons red blood cell count in cells per microliter is
Perform an appropriate hypothesis test, showing all critical steps. Do you support Bob's claim that citizens in his area spend more than $75 per year? Explain why or why not.
wilmer thinks that nba players in general are taller than high school basketball players. he has measured 5 nba players
Please help me with the following 3 problems. There are only a few that I can't seem to figure out. Please use excel and show me a step by step solution to give me a full understanding. Thanks a lot!
A financier whose specialty is investing in comedy shows has observed that, in general, shows with "big- name" stars seem to generate more revenue than those shows whose stars are less well known.
A big multinational corporation based in Toronto recently moved it's production facilities to Mexico. When the corporation was in Toronto, it had an older, experienced labour force with a mean age of 45 years.
The average score, in the sample, was 84 with a sample standard deviation of 3.5. The 95% confidence interval for the average examination score of the population of the examinations is?
on the average mr. z drinks and drives once in 4 years. he knows that every time when he drinks and drives he is caught
Evaluate the union's claim. Include the hypotheses (both null and alternate), alpha, test statistic (highlight where it is calculated on your spreadsheet), decision, conclusion.
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