Q. Number of scrap items in a factory is _______

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Q. Variable data is also known as ______

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Q. The data set for measuring length of an object which is 50 cm includes five readings which are 40 cm, 40 cm, 41 cm, 40.5 cm, and 41 cm. What can be the conclusion made by this study?

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Q. The data set for measuring width of an object which is 50 cm includes five readings which are 49.5 cm, 49.5 cm, 50.5 cm, 50.3 cm, and 49.7 cm. What can be the conclusion made by this study?

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Q. The data set for measuring height of an object which is 80 cm includes five readings which are 40.5 cm, 81 cm, 72 cm, 48 cm, 50 cm. What can be the conclusion made by this study?

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Q. If the diameter of a shaft is measured as 60 mm, 62 mm, 63 mm, 61 mm, 60 mm. What is the mean diameter that can be considered for calculation?

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Q. Which of the following is not a measure of central tendency?

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Q. Which of the following is not a measure of dispersion?

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Q. The peak of a curve is located at (4,4). Four students located the peak of the curve to be at (3,4), (5,4), (4,3), and (4,5). What can be the conclusion made by this study?

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Q. If the diameter of a shaft is measured as 80 mm, 81 mm, 82 mm, 83 mm, 84 mm. What is the median of the observed values?

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Q. If the diameter of a shaft is measured as 80 mm, 81 mm, 82 mm, 83 mm, 84 mm, 85 mm. What is the median of the observed values?

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Q. If the observed diameter of a shaft is 20 mm, 21 mm, 23 mm, 22.5 mm, 24 mm. What is the mode of the observed data?

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Q. The height of a tank measured by five engineers is 5 m, 4 m, 4.5 m , 4.5 m, 5 m. What is the mode of the calculated values?

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Q. Measures of precision are also known as ___________

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Q. For symmetrical distribution, mean=median=mode.

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Q. Given for an asymmetrical distribution, median=20, mean=22, what is the mode?

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Q. Find the range of the following observations:

1,2,4,7,8,13

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Q. What is the mean deviation from the mean of the following observation:

9,9,2,3,6,9,4

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Q. The square of the standard deviation is variance.

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Q. The standard deviation is 110 and the mean is 770. What is the coefficient of variation?

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