In the following data, a is the average number of hours the student spent working on math each week andy is the final grade in a math class.hours/weekX58811BR111214221414SA15Gradey5672.266.276.475.474.879.675.687.688The line of best fit is y = 2.6 x + 46.07.What is the predicted value for the final grade when a student spends an average of 6 hours each week onmath?Grade =Round to 1 decimal place.

Given,The line of best fit is y = 2.6x + 46.07.We need to find the predicted value for the final…

Answered: In the following data, a is the average…

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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Use this data which give the dosage levels for a particular drug and the heart rate measured 30 minutes after taking the drug. Dose (mg) Heart rate 0.125 95 0.20 90 0.25 93 0.30 92 0.35 88 0.40 80 0.50 82 Create a scatter plot. Use your Ti-84
Test Score 7. A history teacher asked her students how many hours of sleep they had the night before a test. The data below shows the number of hours the student slept and their score on the exam. Plot the data on a scatter plot. Hours Slept 5 7 4 9 Test Score 83 86 74 88 76 63 90 60 89 81 90 85 80 75 70 65 60 1 2 3 4 5 6 7 8 9 10 11 # of Hours Slept
The table below shows the number of state-registered automatic weapons and the murder rate for several Northwestern states. 11.6 8.5 7. 3.5 2.6 2.3 2.4 0.4 13.8 11 10 6.3 6.1 5.9 4.1 I = thousands of automatic weapons y = murders per 100,000 residents This data can be modeled by the equation y = 0.85T + 3.97. Use this equation to answer the following; A) How many murders per 100,000 residents can be expected in a state with 1.2 thousand automatic weapons? Answer = Round to 3 decimal places. B) How many murders per 100,000 residents can be expected in a state with 2.2 thousand automatic weapons? Answer = Round to 3 decimal places. Question Help: O Message instructor Submit Question to search 1O
use kaleidagraph to answer all the questions
YouTube G Create EStream You... e Left:1:15:25 Tahani Alala: Attempt 1 In a Pyramid lake, people go to catch really large cutthroat trout. The following table compares the data number of hours per fish caught fishing from the shore and number of hours per fish caught using a boat. The following data are paired by month from October through April. Oct. Nov. Dec. Jan. Feb. March April B: Shore 1.6 1.8 2.0 3.2 3.9 3.6 3.3 A: Boat 1.5 1.4 1.6 2.2 3.3 3.0 3.8 d3DB- A 0.1 0.4 0.4 1.0 0.6 -0.5 Use a 1% level of significance to test if there is a difference in population mean hours per fish caught using a boat compared with fishing from the shore. Given that d = 0.37 and Sd = 0.47. Solution: Step 1: Stating hypothesis: Null Hypothesis; = Pl : 0H 五 ily f7 f8 f12 61 DDI |44 * 6. 3. %3D 8. 1/2 1/4 3/4 >>
The scatter plot shows the number of hours worked and money spent on entertainment by each of 24 students. Also shown is the line of best fit for the data. Fill in the blanks below. 70 65 60 55. Amount of 50 × 45 money spent on entertainment 40+ (in dollars) 35. × × 30 25 20 15. × 10+ 5-x 0 6 8 10 12 14 16 18 20 22 Number of hours worked (a) For these 24 students, as the number of hours increases, the amount of money spent tends to (Choose one) (b) For these 24 students, there is (Choose one) money spent. correlation between the number of hours worked and the amount of (c) Using the line of best fit, we would predict that a student working 8 hours would spend approximately (Choose one) ▼ ك ?
a teacher asked her students how many hours of sleep they had the night before a test. what type of correlation does your graph show? Determine a equation line of best fit BY HAND using the points 7,90 nd 6,76. hours slept : 8 7 7 8 6 5 7 4 9 7 score 83 86 74 88 76 63 90 60 89 81
The table below shows the number of state-registered automatic weapons and the murder rate for several Northwestern states. 11.8 8.2 6.9 3.6 2.5 2.8 2.6 0.4 14 11.3 10.2 7.4 6.5 6.3 5.9 4.5 x thousands of automatic weapons y = murders per 100,000 residents This data can be modeled by the equationý = 0.85x + 4.12. Use this equation to answer the following; %D A) How many murders per 100,000 residents can be expected in a state with 7.3 thousand automatic weapons? Answer = Nearest whole value. B) How many murders per 100,000 residents can be expected in a state with 1 thousand automatic weapons? Nearest whole value Answer =
Help me answer part C only. .9793 is wrong
4. From the data given below, find out the value of Y when X 35 10 20 30 40 50 60 70 90
Use the example of temperature and the amount of ice cream sold in a city each day, we are interested in creating an equation that will allow us to predict the amount of ice cream that are sold in the future simply by knowing temperature. (Please fill out the red blanks with appropriate numbers randomly.) a. Construct a scatter plot of the data. What should the independent variable be? Why? b. Find the values and discuss what the following mean in context.i. The slope of the regression equationii. The y-intercept of the regression equationiii. The correlation riv. The coefficient of determination r2. c. Do the data provide convincing evidence that there is a linear relationship between temperature and the amount of ice cream Carry out an appropriate test at a significance level of 0.05 to help answer this question.
Please give maximum value for this data!

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