4.The lengths of trout in a certain lake are normally distributed with a mean of 7 inches and a standard deviation of 2 inches. If the fish and game department would like fishermen to keep only the largest 20% of the trout, what should the minimum size for “keepers" be?

Q: Prove that a non-empty subset U of R" is a subspace of R" if and only if U = Span(S) for some…

A: Question: Prove that a non-empty subset U of ℝn is a subspace of ℝn if and only if U=SpanS for some…

Q: 2. A sample of size n is taken from the ponulation which has an unknown distribution with mean and…

A: Hi! Thank you for the question, As per the honor code, we are allowed to answer one question at a…

Q: Complete with using the diagram for APOR and ALMK. 2. PO = LM, OR MK, KL 20, RP = 14, %3D mZM m20…

A:

Q: 5.2. Give the estimated logistic regression decided upon and give the odds ratios for regression…

A: Given is the summary of logistic regression to predict the effectiveness of treatment (Y) based on…

Q: dy 6. + 2xy² = 0 dx

A: dy/dx + 2xy2 = 0 here we have to find the solution of this euqaiton  further step given below this…

Q: A sample of thirty eight nurses in San Francisco area is randomly selected in order to determine the…

A: The parameter is the numerical measurement which describing a characteristic of a population.

Q: 22. (e¹ + y) dx + (2 + x + ye³) dy = 0, y(0) = 1

A: Given ex+ydx+2+x+yeydy=0 and y0=1

Q: Find the indicated derivative. x2 dz for z = x? + dx 1- x - 5x2 2x – x2 — х dz 2x + (1-x – 5x)2 dx…

A: As per our policy, I can not answer multiple questions and a graded one. Since you have asked for…

Q: 26. 1 (₁7) + dy - 2xy) d + cos x - 2xy dx = = y(y + sin x), y(0) = 1

A:

Q: 11. Distance Traveled to Work A recent study of 28 employees of XYZ company showed that the mean of…

A: Distance Traveled to Work A recent study of 28 employees of XYZ company showed that the mean of…

Q: 57

A: The length of the ladder is 20 ft Angle between ladder and ground is 72° To find the height

Q: x² 12 2. 5. Co

A: Question: Values of x are given, we have to calculate the values of x2+2.

Q: The Intermediate Value Theorem can be used to approximate a root. The following is an example of…

A:

Q: Show that any integer of the form 6k + 5 is also of the form 3j + 2, but not conversely.

A: 2. We can write 6k+5 = 6k+3+2=3(2k+1)+2 lets write 2k+1=j hence 6k+5=3j+2

Q: Let S be the solid obtained by rotating the region shown in the figure about the y-axis. a = 3 b = 2…

A: