Using the given data, calculate the value of mean absolute deviation.
A) 2,444,136.45
B) 1,563.37
C) 1,341.46
D) 14.78
Q. 2Determine the constraint modeled for 25-inch rolls.
A) 3X1 + 8X2 + 2X3 + 11X4 + 7X5 + 5X6 1,260
B) X2 + 2X3 + X4 630
C) 3X2 + 4X3 + 2X5 1,260
D) 7X2 + X3 630
Q. 3A professor noted that the grades of his students were normally distributed with a mean of 75.07 and a standard deviation of 11.65. If only 10 percent of the students received grades of A, what is the minimum score needed to receive an A?
A) 80.00
B) 85.00
C) 90.00
D) 95.00
Q. 4To find the pooled standard deviation involves taking a weighted average of the two sample variances, then finding its square root.
Indicate whether the statement is true or false
Q. 5For a uniform distribution, the area under the density function is equal to one.
Indicate whether the statement is true or false
Q. 6The distribution of the actual weight of potato chips in a 16 ounce sack is thought to be bell-shaped with a mean equal to 16 ounces and a standard deviation equal to 0.45 ounces.
Based on this, between what two limits could we expect 95 percent of all sacks to weigh?A) 14 to 18 ounces
B) 15.10 to 16.90 ounces
C) 15.55 to 16.45 ounces
D) 14.65 to 17.35 ounces
Q. 7The constraint for 16-inch rolls is formulated as ________.
A) 7X1 + 2X2 + 2X5 + 2X6 1,430
B) 2X2 + 6X3 + 5X4 715
C) 3X2 + 4X3 + 2X5 1,430
D) X1 + X2 + X5 + X6 715
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