Learn class width in statistics MCQs, business statistics test for online learning courses, test prep to practice test. Data classification, tabulation and presentation quiz has multiple choice questions (MCQ), class width in statistics quiz questions and answers, data classification, class width in statistics tutorials for online statistics math courses distance learning.

Business statistics practice test MCQ: data based on workers salary is as 2500, 2700, 2600, 2800, 2200, 2100, 2000, 2900, 3000, 2800, 2200, 2500, 2700, 2800, 2600 and number of classes desired is 10 then width of class interval is with choices 400, 300, 100 and 200 for undergraduate students to compete in online entrance exams for postgraduate and PhD degree programs. Free study guide is for online learning class width in statistics quiz with MCQs to practice test questions with answers.

MCQ: Data based on workers salary is as 2500, 2700, 2600, 2800, 2200, 2100, 2000, 2900, 3000, 2800, 2200, 2500, 2700, 2800, 2600 and number of classes desired is 10 then width of class interval is

1. 400
2. 300
3. 100
4. 200

C

MCQ: Value of Σfx is 300, A= 35, number of observations are 15 and width of class interval is 5 then arithmetic mean is

1. 135
2. 145
3. 150
4. 235

A

MCQ: Value of Σfd is 250, A= 25, number of observations are 12 and width of class interval is 6 then arithmetic mean is

1. 25
2. 250
3. 150
4. 275

C

MCQ: Largest numerical value is 85 and smallest numerical value is 65 and classes desired are 8 then width of class interval is

1. 18.75
2. 14.75
3. 13.75
4. 2.5

D