Explain the most common criterion used to determine the best-fitting line? The line that goes through the most points The line that has the same number of points above it as below it The line that minimizes the sum of squared errors of prediction

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Q: 38,42,77,47,74,51,48,41,82,72,74,129 Median:_______ Q1:_______ Q3:_______

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Q: Validity is a concept that... Measures the consistency of the .measurement taken under the study

A: The validity of a test is used to find whether the test measures what it is designed to measure.

Q: assume points P and Q are close. Estimate g(Q)

A: Please check step 2 for the solution.!

Q: Xi: 3,12,6,20,14 yi: 55,40,55,10,15

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Q: 16. A farmer measured the mass (in grams) of a sample of potatoes harvested today. 297, 239, 195,…

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A: Five number summary consists of minimum, first quartile, median, third quartile and maximum.

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A: to write the median, maximum, minimum, etc values

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Q: + 38 52 66 80 94 108 122 Distribution of Test Scores What is the approximate percentage of students…

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Q: Find the mean, median, and mode of the data 57, 25, 80, 56, 25, 62, 40, and 93. Show the steps.

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Confidence Intervals

When we calculate intervals in probability and statistics, it can be simply termed as finding out a confidence interval. The confidence interval is usually calculated from the data set which is observed. The value of the parameter that needs to be calculated is present here only.