Problem II: 40 students in English class were asked how many college credits they had earned. The responses are as follows 20 26 31 34 39 45 50 62 2029 31 35 40 47 51 63 25 30 32 35 40 49 51 66 25 30 33 3741 49 54 69 25 31 33 38 42 49 5792 a- Construct a frequency distribution with a first class of 20 but less than 30 b- Construct a frequency histogram and a frequency polygon c-Compute the Mean, Median, Mode and the Range d-Compute the Standard Deviation

Q: please explaine how to get 42?

A:

Q: Selve du 4824 8.

A: Given heat equation, ∂u∂t=4∂2u ∂x2u(0,t)=0u(8,t)=0u(x,0)=4x-12x2=f(x,y)  Here length l=8 and c2=4

Q: Please do and explain d, e, f

A: (d) We are given that (x, y) ∈ R if and only if            x ≡ y (mod 7)       Now, it is obvious…

Q: Please show steps thank you

A: 1) Here, we have R(x)=0.1x3+0.2x2 The rate of change of revenue with respect to x…

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A: see the image attached below

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A:

Q: 245,4

A: Given that 245u4v4

Q: i woukd like a more readable solution please

A: We need to compute dwdt ifw=ln4xyz2-cos2yz-3,x=logt,y=4et2,z=sint3-1

Q: Could you please do part b, and upload a written solution? Thanks

A:

Q: Simplifyx.x/

A: simplify

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A: Given data

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A: This question is based on inverse Trigonomet

Q: R 22 Y 26 O RS = 18 %3D O RS = 24 %3D O RS = 20 O RS = 16 %3D

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Q: simplify. i^35

A:

Q: Pls help ASAP on all asked questions.

A: Step 1:

Q: please show detailed solution

A:

Q: Please do not give solution in image format thanku False Positives. A new brand of pregnancy tests…

A: Let p be the new brand of pregnancy tests yields a false negative p=1% n=214

Q: thank you please hurry

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Q: express 66m3in hectoliters

A:

Q: Pls help ASAP on all asked questions.

A: Step 1:

Q: What is the standard error of the proportion of people that experience side effects?

A: It is given that favourable cases, x = 19Sample size, n = 19 + 87 = 106

Q: Explain how to simplify VVr.

A:

Q: 12X dx (x+9)0

A: We know, ∫xndx= x(n+1)/(n+1) Let I= ∫12x/(x+9)⁶ dx

Q: 429 3

A: xax-b=xa+b

Q: Find the distance between (-1.509, 1.15) and (-1.891, 0.996). What is the time traveled if 1 unit=…

A: By applying distance formula