Mathematics, 06.05.2020 08:10 khynia11
YOU Work in a packaging store. A customer brings in a basketball to be put in a box. The available box is 25 centimeters
(cm) on all sides, and the ball has a diameter of 9.55 inches.
Will the ball fit inside the box?
The ball will fit, because its diameter is approximately 12 cm
The ball will fit, because its diameter is approximately 14 cm.
The ball will fit, because its diameter is approximately 1 cm shorter than the side of the box
The ball will not fit, because its diameter is approximately 3 cm longer than the side of the box
The ball will not fit, because its diameter is approximately 14 cm longer than the side of the box
Answers: 2
Mathematics, 21.06.2019 19:40
Afactory makes propeller drive shafts for ships. a quality assurance engineer at the factory needs to estimate the true mean length of the shafts. she randomly selects four drive shafts made at the factory, measures their lengths, and finds their sample mean to be 1000 mm. the lengths are known to follow a normal distribution whose standard deviation is 2 mm. calculate a 95% confidence interval for the true mean length of the shafts. input your answers for the margin of error, lower bound, and upper bound.
Answers: 3
Mathematics, 21.06.2019 20:20
Recall that the owner of a local health food store recently started a new ad campaign to attract more business and wants to know if average daily sales have increased. historically average daily sales were approximately $2,700. the upper bound of the 95% range of likely sample means for this one-sided test is approximately $2,843.44. if the owner took a random sample of forty-five days and found that daily average sales were now $2,984, what can she conclude at the 95% confidence level?
Answers: 1
Mathematics, 21.06.2019 23:20
The cost of turkey is directly proportional to its weight. if a 12-pount turkey costs $27, how much does a 13-pound turkey cost? a. $33.75 b. $36.00 c. $31.00 d. $32.50
Answers: 1
YOU Work in a packaging store. A customer brings in a basketball to be put in a box. The available b...
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