A recent study by a major financial investment company was interested in determining whether the annual percentage change in stock price for companies is linearly related to the annual percent change in profits for the company. Please note that this and the next problem use this same data for the same case. The following data was determined for 7 randomly selected companies: % Change Stock Price 8.4 % Change in Profit 4.2 9.5 13.6 -3.2 5.6 11.2 4.5 12.2 18.4 12 -2.1 -13.4 Based upon this sample information, what portion of variation in stock price percentage change is explained by the percent change in yearly profit? A) About 49 percent C) Approximately 70 percent B) Nearly 19 percent D) None of the above

Q: S ds J V3s? + 1

A: To evaluate the given integral

Q: 23x-2=16

A:

Q: csc y

A: In a right angle triangle,It is given base side=x,hypotenuse=1one angle=y°So,opposite side of the…

Q: 1x-3=23

A: Given 1x - 3 = 23

Q: Answer the picture

A: In the first row 0.6+0.4=1  But in the second row = 0.3+0.2=0.5 ≠ 1 So this is not a transition…

Q: 3. %3D

A: Introduction: There are two types of fractions. One is a proper fraction and another is an improper…

Q: 2x-5=12

A: Linear equation solution

Q: 2h-3>15

A: 2h-3>15  add 3 both sides 2h-3+3>15+3

Q: 5+6=x

A:

Q: 4x-45=4

A:

Q: 4x-10 14 =10

A:

Q: How many multiples of 17 are greater than -50 and less than 50

A: We have to find number of multiples of 17 greater that -50 and less than 50.

Q: a2 - 4 = 0

A:

Q: Three times each day, a quality engineer samples a component from a recently manufactured batch and…

A:

Q: can you show the table that you used

A: Given that, The sample size is, n = 45 The population mean is, μ=105 The population standard…

Q: 15+c=-12

A:

Q: 3x-12= 99

A:

Q: snip

A: Note: According to the guidelines only one question will be answered please upload the second one…

Q: g-16=4

A: This Question deals with linear equation with one unknown or in other words we can say that this…

Q: 48x4/ 6x6=

A: To simplify the given expression.

Q: where din you get 2y

A:

Q: 4x2 5x2

A:

Q: 5x - 6 = 14

A:

Q: 2х 5х- 2 X + 15 3

A: Explanation and solutions is given below....

Q: k-2=10

A: Given equation is k-2=10 We have to find the value of k. Add both sides 2 and further simplify it…

Q: 23x-47=12

A: Given Data: Equation: 23x-47=12   To obtain the value of x, various mathematical operations like…

Q: 4x-3=8

A:

Q: 3V3 3.

A:

Q: 16+3•5

A: Given:  16+3*5

Q: 4x2 +4 = 404

A:

Q: 4+b=30

A: It is addition and subtraction of numbers.

Q: - 6 = r-6. 3C

A: The given expression is: x-6=x-6

Q: 3x-2=13

A: Given equation is 3x-2=13

Q: Check wethes or rod %3D |

A:

Q: dy Consider the linear differential equation dx appropriate integrating factor for this differential…

A:

Q: 3x - 5 = 10

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.