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Question 1  2.5 Points
The disposal of B.A. positions acquired by a national college is listed beneath, by elder.
Major              Frequency
English            2073
Mathematics   2164
Chemistry       318
Physics            856
Liberal Arts    1358
Business          1676
Engineering    868
                        9313


What is the presumption that a vaguely chosen position is not in Business?
A. 0.7800

B. 0.8200

C. 0.8300

D. 0.9200

Question 2
Suppose you buy 1 ticket for $1 out of a lottery of 1000 tickets where the honors for the one attractive ticket is to be $500. What is your rely-oned estimate?
A. $0.00

B. −$0.40

C. −$1.00

D. −$0.50


Question 3
Suppose you pay $1.00 to flatten a beautiful die after a while the intellect that you earn get bottom $3.00 for flattening a 5 or a 2, dot differently. What is your rely-oned estimate?
A. $1.00

B. $0.00

C. $3.00

D. −$1.00


Question 4
Suppose you keep an very-much unbeautiful fabricate: the presumption of a acme is 1/3 and the presumption of a bottom is 2/3. If you hurl the fabricate 72 times, how manifold acmes do you rely-on to see?
A. 12

B. 22

C. 24

D. 26

 

 

Question 5
A bag contains 4 red marbles, 3 sky sky sky cerulean marbles, and 7 bare marbles. If a marble is vaguely chosen from the bag, what is the presumption that it is sky cerulean?
A. 2/11

B. 3/11

C. 5/14

D. 3/14

Question 6
Suppose you keep an very-much unbeautiful die: The presumption of a 6 is 3/8, and the presumption of each other enumerate is 1/8. If you hurl the die 32 times, how manifold twos do you rely-on to see?
A. 2

B. 4

C. 3

D. 5


Question 7
If you flip a fabricate three times, the practicable outcomes are HHH, HHT, HTH, HTT, THH, THT, TTH, TTT. What is the presumption of getting at lowest two bottoms?
A. ½

B. 2/3

C. 3/4

D. 4/9


Question 8
Of 1308 mass who came into a respect bank to surrender respect, 314 mass had proud respect exigency. Estimate the presumption that the present peculiar who comes in to surrender respect earn keep proud respect exigency (to 3 decimal places).
A. 0.250

B. 0.490

C. 0.240

D. 0.160


Question 9
A assort consists of 50 women and 82 men. If a ward is vaguely
selected, what is the presumption that the ward is a woman?
A. 32/132

B. 27/66

C. 50/132

D. 82/132

 

 

 

 

Question 10
On a multiple dainty experiment, each inquiry has 6 practicable answers. If you fashion a vague divine on the highest inquiry, what is the presumption that you are chasten?
A. 1/5

B. 1/6

C. 1/4

D. 2/5


Question 11
Jody checked the atmosphere 12 times on Monday, and the terminal digit of the atmosphere was odd six times over than it was equal. On Tuesday, she checked it 18 times and the terminal digit was odd view times over than it was equal. Determine which train is closer to the 50/50 bearing of odd/equal rely-oned of such a train of atmosphere checks.
A. The Monday train is closer consequently 1/6 is closer to 1/2 than is 1/8.
B. The Monday train is closer consequently 6/12 is closer to 0.5 than is 8/18.
C. The Tuesday train is closer consequently the 13/18 is closer to 0.5 than is 9/12.
D. The train closest to the hypothetical 50/50 cannot be unshaken after a whileout well-informed the enumerate of odds and equals in each train.

Question 12
Based on meteorological archives, the presumption that it earn snow in a convinced town on January 1st is 0.413. Find the presumption that in a surrendern year it earn not snow on January 1st in that town.
A. 0.345

B. 0.425

C. 0.587

D. 0.592


Question 13
Suppose you keep an very-much unbeautiful fabricate: the presumption of a acme is 1/5, and the presumption of a bottom is 4/5. If you hurl the fabricate 40 times, how manifold acmes do you rely-on to see?
A. 8

B. 6

C. 5

D. 4

 

Question 14
A 28-year-old man pays $125 for a one-year estate security prudence after a while coverage of $140,000. If the presumption that he earn feed through the year is 0.9994, to the rectilinear dollar, what is the man’s rely-oned estimate for the security prudence?
A. $139,916

B. −$41

C. $84

D. −$124

Question 15
The postulates set represents the pay levels of the constituents of a dominion club. Estimate the presumption that a vaguely chosen constituent earns at lowest $98,000.
112,000 126,000 90,000 133,000 94,000 112,000 98,000 82,000 147,000 182,000 86,000 105,000
140,000 94,000 126,000 119,000 98,000 154,000 78,000 119,000
A. 0.4

B. 0.6

C. 0.66

D. 0.7


Question 16
If you flip a fabricate three times, the practicable outcomes are HHH, HHT, HTH,
HTT, THH, THT, TTH, TTT. What is the presumption of getting at lowest one acme?
A. 4/9

B. 5/6

C. 7/8

D. 5/8

Question 17
A die after a while 12 sides is flattened. What is the presumption of flattening a enumerate short than 11? Is this the selfselfsame as flattening a entirety short than 11 after a while two six-sided dice? Explain.
A. 2/6

B. 3/6

C. 4/6

D. 5/6