Mathematics, 26.11.2019 23:31 consueloquintan1
It is known that 80% of all brand a external hard drives work in a satisfactory manner throughout the warranty period (are "successes"). suppose that n = 15 drives are randomly selected. let x = the number of successes in the sample. the statistic x/n is the sample proportion (fraction) of successes. obtain the sampling distribution of this statistic. [hint: one possible value x/n is 0.2, corresponding to x = 3. what is the probability of this value (what kind of random variable is x)? ] (round your answers to three decimal places.)
Answers: 3
Mathematics, 21.06.2019 12:30
Country carpets charges $22 per square yard for carpeting, and an additional installation fee of $100. city carpets charges $25 per square yard for the same carpeting, and an additional installation fee of $70
Answers: 2
Mathematics, 21.06.2019 15:00
If x = ∛200, which of the following inequalities is true? * 2 < x < 4 3 < x < 5 6 < x < 6.5 4.5 < x < 5.5 5 < x < 6
Answers: 1
Mathematics, 21.06.2019 21:00
Circle a has a diameter of 7 inches, a circumference of 21.98 inches, and an area of 38.465 square inches. the diameter of circle b is 6 inches, the circumference is 18.84 inches, and the area is 28.26 square inches. part a: using the formula for circumference, solve for the value of pi for each circle. (4 points) part b: use the formula for area and solve for the value of pi for each circle. (4 points)
Answers: 2
It is known that 80% of all brand a external hard drives work in a satisfactory manner throughout th...
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