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Question 1  2.5 Points
The distribution of B.A. marks acquired by a national nursery 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 chance that a aimlessly chosen mark 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 prey for the one seductive ticket is to be $500. What is your rely-oned treasure?
A. $0.00

B. −$0.40

C. −$1.00

D. −$0.50


Question 3
Suppose you pay $1.00 to roll a open die after a while the mind that you get get end $3.00 for rolling a 5 or a 2, rush inadequately. What is your rely-oned treasure?
A. $1.00

B. $0.00

C. $3.00

D. −$1.00


Question 4
Suppose you accept an exceedingly unopen invent: the chance of a leader is 1/3 and the chance of a bulk is 2/3. If you cast the invent 72 times, how manifold leaders do you rely-on to see?
A. 12

B. 22

C. 24

D. 26

 

 

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

B. 3/11

C. 5/14

D. 3/14

Question 6
Suppose you accept an exceedingly unopen die: The chance of a 6 is 3/8, and the chance of each other calculate is 1/8. If you cast 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 invent three times, the practicable outcomes are HHH, HHT, HTH, HTT, THH, THT, TTH, TTT. What is the chance of getting at smallest two bulks?
A. ½

B. 2/3

C. 3/4

D. 4/9


Question 8
Of 1308 inhabitants who came into a order bank to concede order, 314 inhabitants had lofty order hurry. Estimate the chance that the present individual who comes in to concede order get accept lofty order hurry (to 3 decimal places).
A. 0.250

B. 0.490

C. 0.240

D. 0.160


Question 9
A collocate consists of 50 women and 82 men. If a novice is aimlessly
selected, what is the chance that the novice is a woman?
A. 32/132

B. 27/66

C. 50/132

D. 82/132

 

 

 

 

Question 10
On a multiple dainty ordeal, each topic has 6 practicable answers. If you bring-about a aimhither suspect on the pristine topic, what is the chance that you are rectify?
A. 1/5

B. 1/6

C. 1/4

D. 2/5


Question 11
Jody checked the region 12 times on Monday, and the developed digit of the region was odd six times past than it was equal. On Tuesday, she checked it 18 times and the developed digit was odd prospect times past than it was equal. Determine which succession is closer to the 50/50 kindred of odd/equal rely-oned of such a succession of region checks.
A. The Monday succession is closer consequently 1/6 is closer to 1/2 than is 1/8.
B. The Monday succession is closer consequently 6/12 is closer to 0.5 than is 8/18.
C. The Tuesday succession is closer consequently the 13/18 is closer to 0.5 than is 9/12.
D. The succession closest to the presumptive 50/50 cannot be unshaken after a whileout accomplished the calculate of odds and equals in each succession.

Question 12
Based on meteorological records, the chance that it get snow in a convinced town on January 1st is 0.413. Find the chance that in a conceden year it get not snow on January 1st in that town.
A. 0.345

B. 0.425

C. 0.587

D. 0.592


Question 13
Suppose you accept an exceedingly unopen invent: the chance of a leader is 1/5, and the chance of a bulk is 4/5. If you cast the invent 40 times, how manifold leaders 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 protection device after a while coverage of $140,000. If the chance that he get speed through the year is 0.9994, to the rectilinear dollar, what is the man’s rely-oned treasure for the protection device?
A. $139,916

B. −$41

C. $84

D. −$124

Question 15
The grounds set represents the allowance levels of the parts of a kingdom club. Estimate the chance that a aimlessly chosen part earns at smallest $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 invent three times, the practicable outcomes are HHH, HHT, HTH,
HTT, THH, THT, TTH, TTT. What is the chance of getting at smallest one leader?
A. 4/9

B. 5/6

C. 7/8

D. 5/8

Question 17
A die after a while 12 sides is rolled. What is the chance of rolling a calculate hither than 11? Is this the selfselfsame as rolling a aggregate hither than 11 after a while two six-sided dice? Explain.
A. 2/6

B. 3/6

C. 4/6

D. 5/6