Find the mean, variance, and standard deviation for f(x). Round the standard deviation to three decimal places. 192 if x24 f(x) = . х 0 otherwise O A. 6; 12; 3.464 O B. 48; 2,256; 47.497 O C. 6; 48; 6.928 O D. 96; 9,024; 94.995 Click to select your answer.

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Q: 1. Which of the following formulas is used to calculate the population standard deviation? A. o =…

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A: From the provided plot of histogram we have the range of the data as, Range = 1.40 – 0.92 = 0.48

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Q: 10. For a population with a mean of µ = 40 and a stan- dard deviation of o = 8, find the z-score…

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Q: Sixteen percent of the world's population is left-handed. A researcher claims that left-handed…

A: a) mean (p) = 0.16 , q = 1 - 0.16 = 0.84 , n =2100