MATH 302| STATISTICS| WEEK 1-8 QUIZ WITH ANSWERS

MATH 302| STATISTICS| WEEK 3 QUIZ WITH ANSWER KEY| 2024 If random variable X has a binomial distribution with n =10 and P(success) =p =0.2, find the probability that X is less than 6. (That is, find P(X<6) Answer: (round to 4 decimal places) Answer Key:0.9936|.9936 P(x < 6) = P(x is less th...

MATH 302| STATISTICS| WEEK 4 QUIZ WITH ANSWER KEY| 2024 Part 1 of 6 - Calculations of Probabilities Questions 3.0/ 3.0 Points Question 1 of 20 1.0/ 1.0 Points A dishwasher has a mean life of 11.5 years with an estimated standard deviation of 1.5 years ("Appliance life expectancy," 2013). Assum...

MATH 302| STATISTICS| WEEK 2 QUIZ WITH ANSWERS| 2024 0 / 1 point An instructor wants to compare spread (variation) of final grades of students in her online class and face-to-face class. The instructor selects 10 students randomly from each class and the following table shows the final grades of t...

MATH 302| STATISTICS| WEEK 1 QUIZ| 2024| AMERICAN MILITARY UNIVERSITY

MATH 120: Introduction to Statistics Lime Spring Week 8 Final Exam 1. 10 students take an exam and earn the following scores: 86, 96, 90, 92, 79, 94, 86, 74, 82, and 91 What is the mean of the scores? A: 87. 2. 10 students take an exam and earn the following scores: 86, 96, 90, 92, 79, 94, 86, ...

MATH 120: Introduction to Statistics Lime Spring Week 5 Quiz 1. Using the test scores in the table below, what is the variance of the scores on the exam? (Round your answer to the nearest whole number.)<br /> A: 27 2. Using the test scores in the table below, what is the standard deviation ...

MATH 120: Introduction to Statistics Lime Spring Week 6 Quiz