Math 302 quiz 4 Study guides, Class notes & Summaries

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). Assume the life of a dishwasher is normally distributed. Find the number of years that the bottom 10% of dishwasher would last. Round answer to 2 decimal places. Answer: 9.58 Answer Key:9.58 Feedback...

MATH 302| STATISTICS| WEEK 4 QUIZ WITH ANSWER KEY| 2024

MATH 302| STATISTICS| WEEK 4 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 ...

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). Assume the life of a dishwasher is normally distributed. Find the number of years that the bottom 10% of dishwasher would last. Round answer to 2 decimal places. Answer: 9.58 Answer Key:9.58 Feedback: I...

MATH 302 QUIZ 2 – QUESTION AND ANSWERS SET 1 Part 1 of 6 - 5.0/ 5.0 Points Question 1 of 20 1.0/ 1.0 Points A gumball machine contains 300 grape flavored balls, 400 cherry flavored balls, and 500 lemon flavored balls. What is the probability of getting 1 grape ball, 1 cherry ball, and 1 lemon ball if each ball was removed and then replaced before choosing the next from the machine? A.0.0264 B.0.0531 C.0.0347 D.0.0482 Answer Key: C Question 2 of 20 1.0/ 1.0 Points The numbe...

MATH 302 Quiz 4 – Question And Answers Set 2

1 GRE GRE 2 Section 1: Sec One (1 to 20) Details: Analogies Part 1 Practice Questions: QUESTION: 1 DRIP : GUSH A. cry : laugh B. curl : roll C. stream : tributary D. dent : destroy E. bend : angle Answer: D QUESTION: 2 WALK : LEGS A. blink : eyes B. chew : mouth C. dress : hem D. cover : book E. grind : nose Answer: B QUESTION: 3 ENFRANCHISE : SLAVERY A. equation : mathematics B. liberate : confine C. bondage : subjugation D. appeasement : unreasonable E. anato...

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 ey...

MATH 302 Quiz 1 Part 1 of 3 1. A histogram that is positively skewed is also called 2. Researchers may gain insight into the characteristics of a population by examining a 3. A variable is classified as ordinal if: 4. A sample of 20 observations has a standard deviation of 4. The sum of the squared deviations from the sample mean is: 5. A pareto chart does NOT have which of the following properties? 6. What type of graph is the figure below? 7. Numerical variables can be subdivided i...