The area between a negative Z score and a positive Z score can be found by     adding the Z scores and finding the area in the Z score table for the summed Z scores   adding the areas between each Z score and the mean   subtracting the Z scores from each other   subtracting each Z score from the mean and adding the results

Q: 2. To approximate the area under the graph of f(x)=x'+3x +2 for -45xs1, find the sum of the areas of…

A: ∫abf(x)dx≈∆xf(x0)+f(x1)+.......+f(xn-2)+f(xn-1)∆x=b-an, n=number of rectangles

Q: find the Z score such that the area to the right of the Z- score is 0.0054.

A:

Q: find area between z= -1.5 and z = 2

A: We have to find probability..

Q: Estimate the area under the graph of f(x) = ln(x) over the interval [1, 2] using five approximating…

A:

Q: Use Simpson's Rule and all the data the following table to estimate the value of the integral ydz. 7…

A: According to our company policy we can answer only first question and rest can be reposted

Q: Explain how to compute the area between the curve y=x^3-x^2-3x+3 and the x-axis from the values x=-2…

A: Let's draw the curves : Red shows curve of x3-x2-3x+3 .Blue shows curve of x =-2 .Green shows curve…

Q: Find the area between y=6x^5 and x-axisbfrom x=-1 to x=1

A:

Q: Select the correct answer:  χ2 0.005 with 9 degrees of freedom = 16.919. This means that the area to…

A: Solution:The degrees of freedom is 9.Chi-Square table:

Q: If the area of the shaded region. is 21.05% or .2105, find the z score at the question mark. Round…

A: z-score: The z-score is the number of standard deviations that the data points lies above or below…

Q: Find the sum of the areas of approximating rectangles for the area under f(x) = 48 – x², between x =…

A: Given: The function is  f(x)=48-x2   Formula used: A≈∑i=1n f(xi)∆x Where ∆x=b-an

Q: The following numbers are the number found at the left side and upper part of the table. Identify…

A: 1) P-1.6≤Z≤0.09=PZ≤0.09-PZ≤-1.6                           =PZ≤0.09-PZ>1.6…

Q: The widths (in meters) of a kidney-shaped swimming pool were measured at 4-meter intervals as…

A: We have to calculate area using Mid point Rule.

Q: Determine the area to the left of g(y) = 3-y2 and to the right of x = -1

A: Area

Q: Use Bisection and False Position Method to locate the root of eX – 4X2 = 0 between X = 0 and 2. Use…

A:

Q: Find the area of the region bounded by 2-2 8-x X= 8 3.

A: We need to find the area bounded by given curvey=2+x-2 and y=8-x3 and x=8

Q: For a z-score of 2.80, what is the area beyond the z-score in the tail?

A: The given z-score is 2.80.

Q: a. Determine the z-score such that the area to its right is 16%. = 2

A: The standard normal distribution is derived from the continuous probability distribution, i,e from a…

Q: Estimate the area under the graph of y = x2 + 2x for x between 0 and 2. Use a partition that…

A:

Q: Find z score  Area to the right of z= 0.421

A: Given: Area to the right of z is 0.421. The objective is to find the z score.

Q: Use left and right endpoints and the given number of rectangles to find two approximations of the…

A:

Q: Find the indicated​ z-score shown in the graph to the right. area =0.0446

A: The z-score to the right area of 0.0446 is, PZ>z=0.04461-PZ<z=0.0446PZ<z=1-0.0446=0.9554…

Q: Approximate the area bounded by the graph of Ax) = -x² + 9, the x-axis, and the vertical lines and…

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Q: What determines whether a cross-product is positive or negative? What determines if the summation of…

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Q: Find the area between the graphs of y=8x-x+7 and y 3x -x+ 12

A: The given problem is to find the area between the given graphs. Given functions y=8x2-x+7 and…

Q: Find the area bounded by the graphs of the indicated equations over the given interval.   y=−4x+12​;…

A: Given query is to find the are of the region.

Q: Calculate the exact area bounded by the x-axis and the graph of y=10−7x+x^2

A:

Q: can ypu find the area left of z score 8.003

A: We hace to find given area..

Q: 4. Find the area of the region bounded by f(x) = (x + 8)(x + 2)(x - 6), x axis, and the interval…

A:

Q: Find the z-score that corresponds to an area of 0.1235 in the right tail.   Find the z-score and…

A: We have to find z score.

Q: Find the z-score that separates the largest 5% of scores from the rest. Round your result to 3…

A: The required z score that is associated with the top 5% can be obtained by using the standard normal…

Q: Find the area of the region lying to the right of x = y2 - 5 and to theleft of x = 3 - y2.

A: Given: f(y)=y2-5 and g(y)=3-y2 To find: Where the curve intersect and it is calculated when…

Q: By computing the sum of these areas of the smaller rectangles (Lg) and the sum of the areas of the…

A: We need to find area by estimation.

Q: Find the area between the curve on the given interval  y= x^3 , y= x^2-1, 1 < x < 3

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Q: Calculate the area between the areas of the black lines.

A: Given figure is,

Q: How many individual areas in the total area bounded by the curve  and by the x-axis from x = -2 to x…

A:

Q: 10.Which of the expressions below could be used to correctly compute the area bounded by the graph y…

A: Given Data: Equation 1: y=10x-4x2 Equation 2: y=2x The intersection points of two curves. Substitute…

Q: Find the area of the region bounded by thegraph of ƒ and the x-axis on the given interval.ƒ(x) = x3…

A: Given function f(x) -f(x) = x3-1Intervals = -1, 2Let's first draw the curve of f(x) over the given…

Q: Write a definite intergral that represents the area of the shaded region and compute the intergral…

A: Given figure

Q: determine the z-score that corresponds to a cumulative area of 0.4801

A: P(Z&lt;z)=0.4801 z=?

Q: Area = 0.2033 Z3D70

A: Using the given graph,

Q: Find area between z= -1.2 and z=1.2

A: We have to Find area between z= -1.2

Q: can you please find the area of the left of 2.3451 for z score....

A:

Q: Find the area of the region bounded by (1/(x^2)) – 1, the x-axis, between x = ½ and x = 2. Your…

A:

Q: ______  is the z-score such that the area under the curve to the left is 0.93

A: Given info: The area under the curve to the left is 0.93.

Q: I am confused. I do not understand how they got 0.0681 when using the standard normal Z table for…

A: From the given information,

Q: find the area between y=2x2+9x-5 and y=-X2+6x+1 for x in (-2,2)

A: The given curves are,

Q: Compute the total variation distance between

A: Introduction: The probability mass function (p.m.f) of Bernoulli distribution is as given below:

Q: find out z score shaded area between -1.5647 and 1.3698

A:

Q: the relative error and the number of significant digits in the approximation of π by 6pN

A:

Confidence Intervals

When we calculate intervals in probability and statistics, it can be simply termed as finding out a confidence interval. The confidence interval is usually calculated from the data set which is observed. The value of the parameter that needs to be calculated is present here only.