Mathematics, 28.01.2020 21:47 baileyflemingde
Aquality engineer measured 75 bolts. the length (in mm) and the number of flaws on each of 75 bolts is recorded.
(i) identify the variable(s) in the study.
(ii) explain the type of data for each variable in the study (e. g., categorical and ordinal, continuous or discrete,
(iii) identify the observational unit.
(iv) determine the sample size.
Answers: 2
Mathematics, 21.06.2019 17:50
Graph y ≥ -x^2 - 1. click on the graph until the correct graph appears.
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Mathematics, 21.06.2019 19:40
Atextile fiber manufacturer is investigating a new drapery yarn, which the company claims has a mean thread elongation of 12 kilograms with a standard deviation of 0.5 kilograms. the company wishes to test the hypothesis upper h subscript 0 baseline colon mu equals 12 against upper h subscript 1 baseline colon mu less-than 12 using a random sample of n equals 4 specimens. calculate the p-value if the observed statistic is x overbar equals 11.8. round your final answer to five decimal places (e.g. 98.76543).
Answers: 3
Aquality engineer measured 75 bolts. the length (in mm) and the number of flaws on each of 75 bolts...
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