Coefficient between the number of automatic weapons

Assignment Help Basic Statistics
Reference no: EM131061998

The data below show the number of registered automatic weapons, in thousands, and the murder rate, in murders per 100,000, for eight randomly selected states.

a. Determine the correlation coefficient between the number of automatic weapons and the murder rate.

b. Find the equation of the regression line.

c. Approximately what murder rate can we anticipate in a state that has 14 thousand registered weapons?

Automatic weapons  x 

11.8

8.3

6.5

3.7

2.9

2.5

2.7

0.3


Murder rate comma y

13.4

10.8

11.3

10.2

5.9

6.5

3.1

4.5


a. Determine the correlation coefficient. r=        

b. Find the equation of the regression line

c. Approximately what murder rate can we anticipate in a state that has 14 thousand registered weapons?

 (Do not round until the final answer. Then round to two decimal places as needed.)

Reference no: EM131061998

Questions Cloud

Faced with rising costs-particularly employment costs : View the clip below, in which one person believes they are partners and the other believes it is an employer / employee  relationship. Agents may bind the principal in a number of ways. When you are reviewing the video, consider whether the intent..
Percentage of households : Fifty million of 94 million households watched the last episode of a popular television show. What percentage of households were not watching the show? Approximately ? % of households were not watching the last episode of the show.
Determine the smallest force p that should be applied : Knowing that the coefficient of static friction is 0.30 at all surfaces of contact, determine the smallest force P that should be applied as shown to one of the wedges.
Write a script that includes two sql statements code : Write a script that includes two SQL statements coded as a transaction to delete the row with a customer ID of 8 from the Customers table. To do this, you must first delete all addresses for that customer from the Addresses table.
Coefficient between the number of automatic weapons : The data below show the number of registered automatic weapons, in thousands, and the murder rate, in murders per 100,000, for eight randomly selected states. a. Determine the correlation coefficient between the number of automatic weapons and the ..
Which motion occurs and what that motion is : which motion occurs, and what that motion is
Discuss the process and outcomes of the job portal project : Write a professional reflection essay in which you discuss the process and outcomes of this project, as well as how your coursework culminated in the capstone project.
Research proposal on self driving car : Prepare a Research proposal on given Topic. My topic is self driving car. What method wills you use to analyse your readings? How will you interpret the analysis to make your conclusions
Determine the surface at which motion will impend : the surface at which motion will impend

Reviews

Write a Review

Basic Statistics Questions & Answers

  Information about accessing the blackboard grading rubric

Information about accessing the Blackboard Grading Rubric for this assignment is provided below.

  Are the events d_4 and d_5 independent

Are the events D_2 and D_4 independent? Do the appropriate calculation to answer this question. Then explain why your answer makes sense.

  1the bootstrap method of inference relies onaresampling

1.the bootstrap method of inference relies ona.resampling with replacement from the original sample.b.resampling from

  Determining the reversed submartingale

As in Problem 4 in §10.1, let X1, X2,... , be i.i.d. real random variables with E |X1| ∞. Let Sn := X1 +· · · + Xn . For n = 1, 2,... , let T-n := Sn/n. Let B-n be the smallest σ-algebra for which Sk are measurable for all k ≥ n. Show that {Tk, Bk..

  A fair coin is tossed 25 times calculate the chance of

a fair coin is tossed 25 times. calculate the chance of getting 17 heads and 8 tails.a. first use the normal

  What is the conclusion regarding the null hypothesis

Various temperature measurements are recorded at different times for a particular day. the mean of 20 degrees C is obtained for 40 temperatures on 40 different days. Assuming that the standard deviation = 1.5 degree C, test the claim that the populat..

  Binomial distribution applies with a sample size

1. Assuming the binomial distribution applies with a sample size of n 15, find a. the probability of 5 or more successes if the probability of a success is 0.30 b. the probability of fewer than 4 successes if the probability of a success is 0.75

  What is the probability that it is defective

Now suppose that a finished product is randomly selected. What is the probability that it is defective?

  Find the probability that there are exactly one white ball

Someone selects one ball randomly from each box. So totally, three balls are taken out from three boxes. Find the probability that there are exactly one white ball among selected 3 balls.

  Independence of attributes

Is there any evidence that the different teatments produced different responses? If so, which one seems to work best?

  Number of new business registrations in gauteng region

The number of new business registrations in the Gauteng region was recorded by the Department of Trade and Industries for the period 2007 to 2011.

  Find average profits for order quantities of interest

Using a simulation of 25 random numbers. Find average profits for order quantities of interest. Investigate in intervals of 500.

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd