Mathematics, 20.09.2020 06:01 hebrew1148
the sign shows when a lift is safe to use. Total mass of people must be 480kg or less. Fred and some other people are in the lift and their total mass is 565kg to the nearest 5kg. Fred, who has a mass of 88kg to the nearest kg, gets out of the lift. Is the lift now safe to use? Show your working.
Answers: 1
Mathematics, 22.06.2019 00:30
Arandomized controlled trial is designed to evaluate the effect of metoprolol in patients with heart failure. while preparing for statistical analysis, the researcher reviews some common types of statistical errors. which of the following statements is true regarding a type i error in a clinical study? a. the study is not significantly powered to detect a true difference between study groups. bthe null hypothesis is true but is rejected in error. c. the null hypothesis is false but is accepted in error. d. type i error is also known as beta and is usually 0.1 or 0.2. e. type i error depends on the study's confidence interval.
Answers: 1
the sign shows when a lift is safe to use. Total mass of people must be 480kg or less. Fred and some...
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