Question: this is a probability question QUESTION 3 [20 MARKS] a) A survey was conducted to investigate the age distribution of persons arrested for careless driving.

this is a probability question

QUESTION 3 [20 MARKS] a) A survey was conducted to investigate the age distribution of persons arrested for careless driving. They are distributed in a five different age groups. To test the hypothesis that number of arrested drivers are equal among these five groups, a random sample of 100 persons arrested for careless driving is identified. Given the hypotheses as below, Ho: p1 = p2 = p3 = p4= p5 H1: At least one of the p; is not equal i. If the resulting of test statistic, x2 = 16.5, what conclusion would you make when using 0.01 level of significance? (3 marks) ii. If there were only four groups of age rather than five groups, what would you conclude if x2 = 9.5 with 0.01 level of significance

Step by Step Solution

There are 3 Steps involved in it

1 Expert Approved Answer

Step: 1 Unlock blur-text-image

Question Has Been Solved by an Expert!

Get step-by-step solutions from verified subject matter experts

Step: 2 Unlock

Step: 3 Unlock

Students Have Also Explored These Related Mathematics Questions!

Question 2 (Total of 20 marks) A. A survey was conducted to investigate whether there was any evidence of an association between online shopping and the internet user's age. The table below shows the...

Answer all questions and submit your final report in word file. Ensure that all steps are documented in an appropriate order, including output obtained from calculation performed using Minitab....

1.For the following pairs, indicate which do not comply with the rules for setting up hypotheses, and explain why. (Select all that apply.) (a) H 0 : = 12, H a : = 12 This pair complies. This pair...

i want to know these 5 questions Q1 to Q5 OF EB Mi | W| As | Ch |Gar | Go S Sy G Ho & GO T SE & Go X Da| EX | BL| Cli|J CC|PQ Se |9 as | ch | ch |m Cc |* Hc| (4 . C a...

1.1 Table 1.1 below gives the Marks obtained by 200, first Year Statistics students at Regent Business School in the 2017 year end examinations. Table 1 Statistics Marks of first year student at...

PLEASE HELP ME TACKLE MY ASSIGNMENT 1. Recommendations: For each of the five positions identify: The internal candidate recommended for each position, and why. A brief discussion about any candidate...

ASU Quiz: X G I will x G 1+1 x Stats X G A No X C QUES X G A No X C 28. A X CANO X CANO X C 28. A X Cour X + X C canvas.asu.edu/courses/136476/quizzes/1019664/take E Sowelaten ~ Custom... PF Pure...

1 of 20 1.0 Points If events A and B are mutually exclusive, then the probability of both events occurring simultaneously is equal to A.any value between 0.5 and 1.0 B.0.0 C.1.0 D.0.5 Reset Selection...

The best definition for nonparametric statistics I can think of is when data does not fit inside the normal parameters of a normal distribution, it calls for the use of this statistical method....

Please provide a maximum one-page summary of how we can analyze the cost of capital for our project (below) vis--visthe peer-reviewed research article attached. Consider risk as you decide. What...

How many types of stock have been authorized and issued? For the most recent year, how many shares are issued and are outstanding?

In Exercise 48, you could have checked for a difference in the chances of survival for men and women using two-proportion Z procedures. In Exercise 48 a) Find the z-value for this approach. b) Show...

The sum of a number and its square is 2 0 . Find the number ( s ) .

1. Buying groceries at the supermarket. 2. Selling a house 3. Getting married out of community of property. 4. Starting a new cellphone contract. 5. Arranging monthly instalments to pay for the car...

Do not pay him, wait until I come

Do not get married, wait until I come, etc.

Do not come to the conclusion too quickly