A special roulette wheel, which has an equal number of red and black spots, has come up red four times in a row.
Assuming that the roulette wheel is fair, what concept allows a player to know that the probability the next spin of the wheel will come up black is 0.5?A) Concept of independent events
B) Concept of mutually exclusive events
C) Concept of dependent events
D) Concept of mutually inclusive events
Q. 2A sampling distribution for a sample mean shows the distribution of the possible values for the sample mean for a given sample size from a population.
Indicate whether the statement is true or false
Q. 3Control limits are chosen statistically so that there is a high probability that sample statistics will fall randomly between the lower control limit and the upper control limit if the process is in control.
Indicate whether the statement is true or false
Q. 4The administrator at Sacred Heart Hospital is interested in estimating the proportion of patients who are satisfied with the meals at the hospital. A random sample of 250 patients was selected and the patients were surveyed.
Of these, 203 indicated that they were satisfied. Based on this, what is the estimate of the standard error of the sampling distribution?A) 0.8120
B) 0.0247
C) 0.0006
D) Can't be determined without knowing .
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