Math 302 quiz 3 Study guides, Class notes & Summaries

MATH 302 Week 3 Knowledge Check Quiz 2024 Graded A+;AMU

MATH 302 Quiz 3 - Question and Answers

MATH 302 Quiz 3 - Question and Answers

MATH 302 Quiz 3 - Question and Answers

MATH 302 Quiz 3 - Question and Answers

MATH 302 Quiz 3 1. The manufacturer of a new compact car claims the miles per gallon (mpg) for the gasoline consumption is mound-shaped and symmetric with a mean of 24.6 mpg and a standard deviation of 11.2 mpg.  If 30 such cars are tested, what is the probability the average mpg achieved by these 30 cars will be greater than 27? 2. A sample of 9 production managers with over 15 years of experience has an average salary of $71,000 and a sample standard deviation of $18,000. Assuming that t...

MATH 302| STATISTICS| WEEK 3 QUIZ WITH ANSWER KEY| 2024

MATH 302| STATISTICS| WEEK 3 QUIZ WITH ANSWER KEY| 2024

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 than or equal to 5), in Excel =BINOM.DIST(5,10,0.2,TRUE) Approximately 8% of all people have blue eyes. Out of a random sample of 20 people, what is the probability that at most 2 of them have blue ...