The following frequency distribution table is for 50 students who took a competency test. The data represent their scaled test scores. Test Scores Frequency 300 - 399 2 400 - 499 13 500 - 599 19 600 - 699 11 700 - 799 5

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A: Given:  Law of large number and its role in the probability.

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A: Given probability is P(Z>z)=0.2981

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A: As per our guidelines we are suppose to answer only one question 3)Givena)above z=1.46

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Q: What is the value of bo? A. 0.1486 B. -0.3462 C. 0.1467 D. -0.1730 • Find the predicted tip for a di...

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Q: Please help me to get the following:  p20, d2, q2, grouped mean, median, mode

A: The mean gives the average of all the observation and it calculated for grouped frequency table as :...

Q: - 6 If regression coefficient of y on x (byx) = - 0.61 and regression coefficient x on y (bxv) = - 0...

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A: Given: mean=x=10 standard deviation = 4 β1=1β2=4

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A: 4)Given  P44

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A: Sample size n =80 Sample mean =2.37 Standard deviation = 0.07 Level of significance =alpha =0.01

Q: Construct a box plot for the given data.  Include values of the 5-number summary in all box plots. ...

A: Given data is,32 , 37, 41, 44, 46, 48, 53, 5557, 57, 59, 63, 65, 66, 68, 6970, 71, 74, 74, 75, 77, 7...

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Q: 6. Using an appropriate formula for interpolation, estimate the mumber of students who obtained less...

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A: Given: Sample size, n = 50Mean, μ = 11.5 Std. Dev, σ = 4.0  

Q: 26. Area is 0.0630 ...

A: The area left to Z is 0.0630.