Question

Test the slope of the regression line for the following data. Use α=.01. x 142 121...

Test the slope of the regression line for the following data. Use α=.01.

x 142 121 103 92 66 29    25
y 26 29    46 70 87 112 125

Do not round the intermediate values. Round your answer to 2 decimal places.)

Observed t = ___

The decision is to reject or fail to reject the null hypothesis

Homework Answers

Know the answer?
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Not the answer you're looking for?
Ask your own homework help question
Similar Questions
Test the slope of the regression line for the following data. Use α=.01. x 140 120...
Test the slope of the regression line for the following data. Use α=.01. x 140 120 103 92 62 30 24 y 24 29 45 70 88 112 128 (Do not round the intermediate values. Round your answer to 2 decimal places.) Observed t = Fail to reject null hypothesis or reject null hypothesis
Open Weight_vs_IQ data. SETUP: Is it reasonable to assume that the IQ and weight of a...
Open Weight_vs_IQ data. SETUP: Is it reasonable to assume that the IQ and weight of a person should not be related? Given the data, your job is to check if this assertion is indeed reasonable or not. HINT: Read Lecture 24. 19. What would be the correct Null-Hypothesis? a. IQ and Weight should not be related. b. The population averages are equal. c. The slope of the regression line is equal to zero. d. None of these 20. The P-value...
The type of household for the U.S. population and for a random sample of 411 households...
The type of household for the U.S. population and for a random sample of 411 households from a community in Montana are shown below. Type of Household Percent of U.S. Households Observed Number of Households in the Community Married with children 26%         104             Married, no children 29%         112             Single parent 9%         32             One person 25%         97             Other (e.g., roommates, siblings) 11%         66             Use a 5% level of significance to test the claim that the distribution of U.S. households fits the...
The type of household for the U.S. population and for a random sample of 411 households...
The type of household for the U.S. population and for a random sample of 411 households from a community in Montana are shown below. Type of Household Percent of U.S. Households Observed Number of Households in the Community Married with children 26%         103             Married, no children 29%         118             Single parent 9%         34             One person 25%         90             Other (e.g., roommates, siblings) 11%         66             Use a 5% level of significance to test the claim that the distribution of U.S. households fits the...
The types of browse favored by deer are shown in the following table. Using binoculars, volunteers...
The types of browse favored by deer are shown in the following table. Using binoculars, volunteers observed the feeding habits of a random sample of 320 deer. Type of Browse Plant Composition in Study Area Observed Number of Deer Feeding on This Plant Sage brush           32% 103                 Rabbit brush           38.7% 117                 Salt brush           12% 46                 Service berry             9.3% 29                 Other             8% 25                 Use a 5% level of significance to test the claim that the natural distribution of browse fits the...
Consider the following data on x = rainfall volume (m3) and y = runoff volume (m3)...
Consider the following data on x = rainfall volume (m3) and y = runoff volume (m3) for a particular location. x 5 12 14 16 23 30 40 47 55 67 72 83 96 112 127 y 4 10 13 14 15 25 27 45 38 46 53 67 82 99 105 Use the accompanying Minitab output to decide whether there is a useful linear relationship between rainfall and runoff. The regression equation is runoff = -1.82 + 0.839 rainfall...
AM -vs- PM sections of Stats - Significance test (Raw Data, Software Required): There are two...
AM -vs- PM sections of Stats - Significance test (Raw Data, Software Required): There are two sections of statistics, one in the afternoon (PM) with 30 students and one in the morning (AM) with 22 students. Each section takes the identical test. The PM section, on average, scored higher than the AM section. The scores from each section are given in the table below. Test the claim that the PM section did significantly better than the AM section, i.e., is...
Open Three Hospitals data. SETUP: It is believed that the number of injuries recorded in hospital...
Open Three Hospitals data. SETUP: It is believed that the number of injuries recorded in hospital 1 is different from the number of injuries recorded in hospital 2. Given the data your job is to confirm or disprove this assertion. 10. What test/procedure did you perform? (4 points) a. Regression b. Two sided t-test c. One sided t-test d. Confidence Interval 11. What is the statistical interpretation? (4 points) a. Average of data is inconsistent with the claim b. P-value...
A physiological experiment was concluded to study the effect of various factors on a pulse rate....
A physiological experiment was concluded to study the effect of various factors on a pulse rate. The participants took their own pulse. They then were asked to flip a coin. If their coin came up head, they were to run in place for 1 minute. Then everyone took their own pulse again. The dataset pulse.txt, available from Moodle, contains the following variables: ROW- id numbers, from 1 to 92; PULSE1- first pulse rate; PULSE2- second pulse rate; RAN-1=ran in place,...
please write the code in java so it can run on jGRASP import java.util.Scanner; 2 import...
please write the code in java so it can run on jGRASP import java.util.Scanner; 2 import java.io.*; //This imports input and output (io) classes that we use 3 //to read and write to files. The * is the wildcard that will 4 //make all of the io classes available if I need them 5 //It saves me from having to import each io class separately. 6 /** 7 This program reads numbers from a file, calculates the 8 mean (average)...