Determine the real limits of the following numbers or intervals. a. 5.05 b. 43.2 - 45.1 C. 390.544 - 395.044 d. 23-33

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Q: Q.9. Calculate missing frequencies from the following when mean is 13-75. No. of students : 4 8 10 1...

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Q: Use the spinner below. 12 1 11 2 10 3 9 4 5 7 6 P(less than 12) =

A: The spinner is equally divided in 12 parts.

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Q: 52. The National Sleep Foundation reported that 36.8% of all adults snore. Of the people who snore, ...

A: Two events can be said mutually exclusive, if they cannot happen at the same time. It is mentioned t...

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Q: The joint probability density function for X and Y is f(x, y). Find P(X < 0.7| Y = 0.5). Remember, y...

A: We want to find the probability   P(x&lt;0.7/Y=0.5)= ?   

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A: Given that, b1= 6.715,  b0= 16.706 Regression equation=?

Q: Suppose you and I play the game rock-paper-scissor twice. Assume mixed strategies (randomizing among...

A: Given: Suppose you and I play the game rock-paper-scissor twice. Assume mixed strategies (randomizin...

Q: Define the term System Service Rate?

A: Service System: It can be defined as A carrier system (or customer support system, CSS) is a configu...

Q: Calculate Harmonic mean from the indiviusal observations given below : ba sei hee 50, 60, 70, 80, 90...

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Q: Calculate the co-efficient of correlation and the lines of regression for the following data: 1 2 3 ...

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Q: Calculate inter-quartile range and its co-efficient from the following data: Wages ( $ ) 15 25 35 45...

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Q: Heights of men on a baseball team have a bell-shaped distribution with a mean of 177 cm and a standa...

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Q: 2. Below is a probability distribution for the number of students with high honors. 4. 1. 0.35 P(x) ...

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Q: The marks obtained by fine students are : 21, 36, 40, 49. Find the value of geometric mean.

A: x log(x) 21 1.3222 36 1.5563 40 1.6021 49 1.6902 --- ---   ∑log(x)=6.1708

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A: We want to tell you which one is the correct choice 

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Q: Below are 36 sorted ages of an acting award winner. Find the percentile corresponding to age 66 usin...

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Q: Q10. This is a continuation of Q9. Tree and its Carroll Diagram Late 0.6 Late Not Late Total Rain Ra...

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Q: Example 17-31. In random sampling from normal population N(µ, ở-), maximum likelihood estimators for...

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Q: Based on the statement “Can you conclude that the mean wind speed when it is less than 12m/s? Use α ...

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Q: (d) 30 power washers are randomly selected. What is the expected number of power washers that have a...

A: The mean is 21.

Q: The scores of 7 students on the midterm exam and final exam were as follows. Student Midterm Final A...

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Q: 2. 2) According to the National Institute on Alcohol Abuse and Alcoholism, 45% of college students n...

A: We have given that  Population proportion p=45%=0.45 Sample size n =348 Favorable cases x =149 Sampl...

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Q: Problem : The life testing data of 1000 specimens of a particular device are given below. Determine ...

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Q: Let L be a r.v: P(L <= 0) = 90%, P(L = 10) = 5%, P(L = 20) = 5%. Find VaR95%(L) and VaR95.1%(L). Exp...

A: Given the probabilities of the random variable L as PL≤0=90% PL=10=5% PL=20=5%

Q: A sales manager collected the following data on x = years of experience and y = annual sales ($1,000...

A: ( a ) SST = ? SSR = ? SSE = ? ( b ) r^2 = ? ( c ) r = ?

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Q: A jar contains 80 chocolate chip cookies and 35 oatmeal cookies. Assume sampling is done with replac...

A: Given information: A jar contains 80 chocolate chip cookies and 35 oatmeal cookies. Assume sampling ...

Q: The standard normal curve exhibits heavier tails versus the t-distribution curve  True  False

A: Let Z follows Std. Normal distribution i.e N(0, 1) And t follows t distribution. 

Q: 32. Chickenpox You plan to conduct a survey to estimate the percentage of adults who have had chicke...

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Q: Dora recently explored southeast Australia where she found some very large trees known as Eucalyptus...

A: Given: Sample size (n) = 15 Sample standard deviation (s) = 25 Sample mean x¯= 293 Hypothesized mean...

Q: Example 17-45. A random variable X takes the values, 0,1, 2, with respecti N +(1-) (1-) 1-a probabil...

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Q: 45 If the probability of an event is Write your answer as a simplified fraction. ,what is the probab...

A: Ans#- If the probability of an event is  4573            what is the probability of the event not ha...

Q: Critical Thinking. In Exercises 17–28, use the data and confidence level to construct a confidence i...

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Q: How many permutations can we make using the letters in the words a) 3. REPUTATION b) KINGOFMYHEART

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Q: Q. 19. Calculate co-efficient of concurrent diviation form the following data. x=1 2 3 4 5 6 7 8. y=...

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Q: From the following data. Calculate Karl Pearsons co- efricient of Skewness: Class interval Frequency...

A: Given data is  Class Interval Frequency 10.5 - 15.5 30 15.5 - 20.5 36 20.5 - 25.5 40 25.5...

Q: A student takes a 20-point quiz each week in statistics class. If the student quiz scores for the fi...

A: It is given that students quiz score for the first 3 weeks are 5,9 and 10 We need to find the mean s...

Q: Consider the data. 12 6 20 X; 14 55 35 60 10 25 The estimated regression equation for these data is ...

A: For the given data ( a ) SSE = ? SST = ? SSR = ? ( b ) r^2 =? ( c ) r = ?

Q: 1(a). Let F be the event that a person chosen at random is a female and L be the event that a person...

A: Solution: Let F be the event that a  person chosen at random is a female.  L be the event that a per...