Q3: For the following data: A- Find class width, median and modal class. Class Frequency B- Find the mean for group data. 4.5 12.5 4 12.5-20.5 24 20.5-28.5 21 28.5-36.5 18 36.5-44.5 5 44.5-52.5 3 52.5-60.5 5 60.5-68.5 8 68.5-76.5 2

Q: 「+ w(ュ-215+2w)11ニテVる

A: To prove:  1+ω7ω-2+5+2ω1+ω = ±3i We know that ω is a cube root of unity and 1+ω+ω2=0 and ω = -1+i32…

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A: Sample size (n) = 10 Probability(p) = 0.69

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A: Greenhouse gas emission level in 2020 = 56440 MTCDE

Q: Can you make your answer more clearer

A: The answer given by the expert is very clear.If there is any specific query/confusion,that may be…

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A: Given

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A: Let's find function is linear or quadratic.

Q: The answer

A: We are asked to find the increase in cost if the production level is raised from 1200 units to 1800…

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A: Probability quantifies the chances of happening an event. The probability values always lie in the…

Q: Can you make your answer clearer

A: 3940, 4060, 3220, 3080, 2920, 3870, 4060, 4030, 3790Arrange in ascending order2920, 3080, 3220,…

Q: these ans

A: NoItems Time 1 4.8 1 14.7 1 13.7 1 9.5 1 2.4 1 11.8 2 10.5 2 12 2 14.3 2 16.4…

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A: Volume of the surface z=f(x,y) bounded region in the xy-plane

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Q: could you actually show the work for the answer?

A: Given that,the equation of the tangent line to fx at the point a=1 is y=7-2x.We need to find the…

Q: How do college professors spend their time? The National Education Association Almanac of Higher…

A:

Q: I don't need the answer to letter A.

A: (B) Obtain the proportion of her laps that are completed between 127 and 130 seconds. The proportion…