# Confidence Interval Estimation Quizzes Online MCQs PDF Download eBook - 56

Confidence Interval Estimation quiz questions, confidence interval estimation multiple choice questions and answers PDF 56 to learn statistics course for online certification. Practice "Confidence Intervals and Estimation" quiz with answers, confidence interval estimation Multiple Choice Questions (MCQ) to practice statistics test with answers for online university degrees. Free confidence interval estimation MCQs, probability and counting rules, standard normal probability distribution, random variable classes, coefficient of skewness, confidence interval estimation test prep for online BBA business administration.

"If the point estimate is 8 and the margin of error is 5 then the confidence interval is", confidence interval estimation Multiple Choice Questions (MCQ) with choices *4 to 14, 3 to 13, 5 to 15, and 6 to 16* for online bachelor degree programs in business administration. Learn confidence intervals and estimation questions and answers to improve problem solving skills for online college courses for business management.

## Confidence Interval Estimation Questions and Answers PDF Download eBook

MCQ: If the point estimate is 8 and the margin of error is 5 then the confidence interval is

- 3 to 13
- 4 to 14
- 5 to 15
- 6 to 16

A

MCQ: The three times of difference between mean and median is divided by standard deviation to calculate coefficient of skewness by method of

- Professor Keller
- Professor Bowley
- Karl Pearson
- Professor Kelly

C

MCQ: The probability distribution of discrete random variable is classified as

- probability mass function
- posterior mass function
- interior mass function
- continuous mass function

A

MCQ: The standard normal probability distribution has mean equal to 40, whereas the value of random variable x is 80 and the z-statistic is equal to 1.8 then the standard deviation of standard normal probability distribution is

- 120
- 80
- 40
- 20

D

MCQ: If a brown sack consists of 4 white balls and 3 black balls then the probability of one randomly drawn ball will be white is

- 4 ⁄ 7
- 1 ⁄7
- 4 ⁄ 4
- 4 ⁄ 3

A