Math302 test 8 - Study guides, Class notes & Summaries

Week 2 Knowledge Check Homework Practice Questions Return to Assessment List Part 1 of 8 - Measures of the Spread of Data Knowledge Check Homework 1.0/ 3.0 Points Question 1 of 20 FTES 8 KB The population FTES for 2005–2006 through 2010–2011 was given in an updated report. The data are reported here. See Attached Excel for Data. Standard Deviation: 167 Calculate the standard deviation. Round to one decimal place. Answer Key: 167.0| 167 Feedback: use =STDEV.S functio...

Quiz 5 MATH302 Part 1 of 8 - 3.0/ 3.0 Points Question 1 of 17 1.0/ 1.0 Points Q-Mart is interested in comparing its male and female customers. Q-Mart would like to know if the amount of money spent by its female charge customers differs, on average, from the amount spent by its male charge customers. To answer this question, an analyst collected random samples of 25 female customers and 22 male customers. Based on these samples, on average, the 25 women charge customers spent ...

MATH302 Quiz 5 QUESTIONS AND ANSWER PRACTICE DOCS Part 1 of 8 - 2.0/ 3.0 Points Question 1 of 17 1.0/ 1.0 Points Two independent samples of sizes n1 = 50 and n2 = 50 are randomly selected from two populations to test the difference between the population means,   . The sampling distribution of the sample mean difference,   is: A.approximately normal B.chi-squared distributed with 99 degrees of freedom C.t - distributed with 98 degrees of freedom D.normally ...

MATH302 Final Exam practice questions with correct answers 2021 Part 1 of 16 - 2.0/ 2.0 Points Question 1 of 23 1.0/ 1.0 Points The data presented in the table below resulted from an experiment in which seeds of 5 different types were planted and the number of seeds that germinated within 5 weeks after planting was recorded for each seed type. At the .01 level of significance, is the proportion of seeds that germinate dependent on the seed type?           Seed Type   Observe...

MATH302 PRACTICE EXAM QUESTIONS AND ANSWERS FROM THE FINAL EXAM Question 1 of 23 1.0/ 1.0 Points The data presented in the table below resulted from an experiment in which seeds of 5 different types were planted and the number of seeds that germinated within 5 weeks after planting was recorded for each seed type. At the .01 level of significance, is the proportion of seeds that germinate dependent on the seed type? Seed Type Observed Frequencies Germinated Failed to Germinate 1 31 ...

Week 2 Test Return to Assessment List Part 1 of 8 - Measures of the Spread of Data Questions 3.0/ 3.0 Points Question 1 of 20 The following data are the distances between 21 retail stores and a large distribution center. The distances are in miles. See Attached Excel for Data. Find the standard deviation and round to the nearest tenth retail store 8 KB  A. 36.3 B. 79.5 C. 35.5 D. 96 E. 34.5 Answer Key: A Feedback: use =STEDV.S function in Excel. Question 2 of 20 ...

MATH 302-MATH302 QUIZ 5 Top of Form Quiz 5 MATH302 Return to Assessment List Part 1 of 8 - 2.0/ 3.0 Points Question 1 of 17 1.0/ 1.0 Points Two independent samples of sizes n1 = 50 and n2 = 50 are randomly selected from two populations to test the difference between the population means, . The sampling distribution of the sample mean difference, is: A.approximately normal B.chi-squared distributed with 99 degrees of freedom C.t - distributed with 98 degrees of freedom D.normally di...

Quiz 5 MATH302 Part 1 of 8 - 3.0/ 3.0 Points Question 1 of 17 1.0/ 1.0 Points Q-Mart is interested in comparing its male and female customers. Q-Mart would like to know if the amount of money spent by its female charge customers differs, on average, from the amount spent by its male charge customers. To answer this question, an analyst collected random samples of 25 female customers and 22 male customers. Based on these samples, on average, the 25 women charge customers spent ...

MATH 302 QUIZ 1 – QUESTION AND ANSWERS – SET 2 MATH302 Quiz 1 Part 1 of 3 - 12.0/ 12.0 Points Question 1 of 20 1.0/ 1.0 Points A histogram that is positively skewed is also called A.symmetric B. skewed to the right C. skewed to the left D. balanced Answer Key: B Question 2 of 20 1.0/ 1.0 Points Researchers may gain insight into the characteristics of a population by examining a A.description of the population B. sample of the population C. mathematical model desc...