Find the standard deviati on, o, for the binomial distribution which has the stated values of n and p. Round your answer to the nearest hundredth. 18) n = 20; p =.4 A) o = 5.46 18) B) o = - 0.22 C) o = 6.31 D) o = 2.19

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Chapter1: Starting With Matlab
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#18
A) DIScrete
B) Continuous
Evaluate the expression.
2) 10P4
A) 34
B) 6
2)
Cy 5040
D) 210
2 19C1
3)
Solve the problem.
16) Scores on a test are normally distributed with a mean of 69.2 and a standard deviation of 9.4. Find
P81, which separates the bottom 81% from the top 19%.
A) 77.5
A-
16)
B) 71.9
C) 0.291
D) 0.88
Find the mean, u, for the binomial distribution which has the stated values of n and p. Round answer to the nearest tenth.
17) n = 613; p = .7
A)µ = 427.6
17)
B) µ = 429.1
C) u = 430.8
D) µ = 430.4
Find the standard deviati on, o, for the binomial distribution which has the stated values of n and p. Round your answer
to the nearest hundredth.
18) n = 20; p = .4
A) o = 5.46
18)
B) o = - 0.22
C) o = 6.31
D) o = 2.19
Determine if the outcomeis unusual. Consider as unusual any result that differsfrom the mean by more than 2 standard
deviations. That is, unusual values are either less than µ - 20 or greater than u +2o.
19) A survey for brand recognition is done and it is determined that 68% of consumers have heard of
Dull Computer Company. A survey of 800 randomly selected consumers is to be conducted. For
such groups of 800, would it be unusual to get 625 consumers who recognize the Dull Computer
Company name?
A) No
19)
B) Yes
Solve the problem.
20) According to a college survey, 22% of all students work full time. Find the mean for the number of
students who work full time in samples of size 16.
20)
C) 2.75
D) 3.52
Transcribed Image Text:A) DIScrete B) Continuous Evaluate the expression. 2) 10P4 A) 34 B) 6 2) Cy 5040 D) 210 2 19C1 3) Solve the problem. 16) Scores on a test are normally distributed with a mean of 69.2 and a standard deviation of 9.4. Find P81, which separates the bottom 81% from the top 19%. A) 77.5 A- 16) B) 71.9 C) 0.291 D) 0.88 Find the mean, u, for the binomial distribution which has the stated values of n and p. Round answer to the nearest tenth. 17) n = 613; p = .7 A)µ = 427.6 17) B) µ = 429.1 C) u = 430.8 D) µ = 430.4 Find the standard deviati on, o, for the binomial distribution which has the stated values of n and p. Round your answer to the nearest hundredth. 18) n = 20; p = .4 A) o = 5.46 18) B) o = - 0.22 C) o = 6.31 D) o = 2.19 Determine if the outcomeis unusual. Consider as unusual any result that differsfrom the mean by more than 2 standard deviations. That is, unusual values are either less than µ - 20 or greater than u +2o. 19) A survey for brand recognition is done and it is determined that 68% of consumers have heard of Dull Computer Company. A survey of 800 randomly selected consumers is to be conducted. For such groups of 800, would it be unusual to get 625 consumers who recognize the Dull Computer Company name? A) No 19) B) Yes Solve the problem. 20) According to a college survey, 22% of all students work full time. Find the mean for the number of students who work full time in samples of size 16. 20) C) 2.75 D) 3.52
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