How many computer passwords of length 3 you can make out of given 5 characters a. if repetition of characters is allowed? b. without repeating a character more than one time?

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A: Introduction: A multiple regression model must be fitted to the data.

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A: Formula : Test statistic :

Q: MODULE 9: Illustrating the Central Limit Theorem Individual work. Directions: Solve for the mean and...

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Q: Which of the following hypothesis tests has hypotheses closest to the hypotheses of Chi-square test ...

A: To identify: The test that has hypotheses closest to the hypotheses of Chi-square test for multiple ...

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Q: A _______ is a numerical quantity computed from the data of a sample and is used to reach a decision...

A: A _______ is a numerical quantity computed from the data of a sample and is used to reach a decision...

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Q: 23- a. The population 3,9, 14, and 20 has standard deuiation mean of o and the of 4.356. The z-score...

A: Population (X) : 3,9,14,20 n=number of values in data set = 4 mean=Σxn=3+9+14+204=464=11.5   std.dev...

Q: ASE 4: e average price of a 50 cellphones is P13,500 with a sample standard deviation of P750. d the...

A: Case (4) we have given that  Sample size n = 50 Sample mean =13500 Sample standard deviation =750 NO...

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Q: If X-B(7,0.2), the mean is

A: Formula : Mean = np

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A: Here use relation of slope and correlation coefficient 

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Q: On the way to school, a student encounters a traffic light on Main Street. The student estimates tha...

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Q: Find the standard deviation from the following data : ge under lo. of persons dying : : 10 20 30 40 ...

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Q: From the following data compute the value of harmonic mean : Marks 10 20 25 40 No. of students 50 20...

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Q: What z-score separates the most extreme 5% of the distribution from the middle 95% of the distributi...

A: here we know that 5% of the distribution from the middle 95% of the distribution. a- 1.96 is the val...

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A: Here we uave given the multiple choice question about the correlation coefficient between students h...

Q: | Example 19-8. If p, q, r and s be the successive entries corresponding to equidistant arguments in...

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Q: Sex (with categories male/female/diverse), the weight in kg and the orted for six randomly selected ...

A: Since there multiple questions first question is answered in detail. Kindly repost for more help 

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A: Diligent verification of available resources in the medical office is critical in any related resear...

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A: Given information: First digit Count  Probability 1 6 0.30 2 4 0.18 3 6 0.13 4 7 0.10 5...

Q: Example 2-5. Obtain the median for the following frequency distribution: x : f : 1 2 3 8 8 2 6 4 5 6...

A: Given that  X Frequency 1 8 2 10 3 11 4 16 5 20 6 25 7 15 8 9 9 6  

Q: Tesearch group asked 2132 U.S. adults and 1038 college presidents to "rate the job the higher educat...

A: Comment: As per the our company guidelines we are supposed to answer only three subparts. Kindly rep...

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A: For a event to be a probability measure it have to follow certain rules such as, probability of enti...

Q: Using the regression model Y^ = 50 +10 X where YA is the estimated score in quiz of a student and is...

A: We have given that  Regression model.  Y^ = 50 + 10X Where Y^ is yhe estimated score. 

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A: Here use variable A for first sub group Variable B for second sub group and  T for whole group Here ...

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A: The following data is given: Batting averages Frequency 0.180-0.199 2 0.200-0.219 9 0.220-0...

Q: For a normal distribution with a mean of 371 and 28, what is the z-score that marks off scores below...

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Q: The weekly demand for a product is believed to be normally distributed. Use a goodness of fit test a...

A: Given that,              Sample mean x¯=24.5              Sample standard deviation, s=3            ...

Q: 5. Explain the reason(s) for using a line graph (line of best fit) for this data. 6. After completin...

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Q: sample space when you toss a coin 4 times

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Q: AGE DISTRIBUTION OF STUDENTS AT A LOCAL COLLEGE AGE NUMBER OF STUDENTS 15 – 19 34 20 - 24 68 25 – 29...

A: The total number of students is 194.

Q: y se 20 ose testing, continued. Shelia's measured accordir with reports that the of ages at time of ...

A: We have given that.   X~N( μ , ?^2 )   μ =266 , ? =16 , n=16   Z-score =( x - μ )/?  

Q: Which of the following is(are) TRUE if the coefficient of determination between the response and the...

A: Here use basic of coefficient of determination and regression line

Q: Suppose the probability of a IRS audit is 2.1% for U.S. taxpayers who file form 1040 and who earned ...

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Q: Which of these two research objectives may be addressed with Chi-Square test for multiple proportion...

A: Chi-square test for multiple proportions compare the difference between the population proportion of...

Q: For Question 10 to 14: A random sample of 90 adults is classified according to gender and the number...

A: It is needed to check, whether the time spent watching Netflix is independent of whether the viewer ...

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A: In this case, the z-score indicates the standardized difference between Joan's finishing time from t...

Q: 1. Consider the data below. 10 84 69 33 29 91 76 10 52 73 66 42 101 40 63 65 11 18 11 23 62 66 38 35...

A: * SOLUTION :-  Given that ,

Q: 4. Using a pair of dice, what is the probability of throwing a sum of nine twice in a row?

A: As per our guidelines, we can answer only the first question, Kindly repost the other for an answer

Q: using the scale box - and whisker plot for eaxh of the two data set  replacing the second plot below...

A: Given