Math302 quiz 1 - Study guides, Class notes & Summaries

MATH302 Quiz 5 Latest Update | 2024/2025 | Graded A+ **1. When the confidence level increases while keeping everything else constant, what happens to the required sample size to achieve the same margin of error?** - Increases **Explanation:** - When the confidence level increases, the critical value ( Z ) increases (for Z-distribution) or ( t ) increases (for t-distribution). The formula for sample size ( n ) to achieve a margin of error ( E ) is: [ n = left( ...

MATH 302 QUIZ 5 – QUESTION AND ANSWERS – SET 2 | 100% VERIFIED Q&AS | AMERICAN PUBLIC UNIVERSITY (GRADED A+)

Question 1 of 20 1.0/ 1.0 Points What is the term for a characteristic or attribute that can assume different values? A.datum B.exponent Correct C.variable D.sample Answer Key: C Question 2 of 20 1.0/ 1.0 Points A pareto chart does NOT have which of the following properties? A.It is used to represent categorical data B.The frequencies are arranged from highest to lowest Correct C.The frequencies are arranged from lowest to highest D.I...

math302 quiz 2 Part 1 of 6 - 5.0/ 5.0 Points Question 1 of 20 1.0/ 1.0 Points If a die is rolled one time, find the probability of getting a number greater than 2. A.2 B.-1 C.5/ 6 D.4/ 6 Answer Key: D Question 2 of 20 1.0/ 1.0 Points A jar contains four white marbles, five red marbles, and six black marbles. If a marble is selected at random, find the probability that it is white or bla...

MATH302-QUIZ - MIDTERM A histogram that is positively skewed is also called A.symmetric B.skewed to the right C.balanced D.skewed to the left Answer Key: B Part 2 of 9 - 2.0/ 2.0 Points Question 2 of 25 1.0/ 1.0 Points In a genetics experiment 5 flowers out of 8 were bicolor, and the rest were solid color. If 3 of the flowers are selected at random without replacement, what is the probability that all 3 are bicolor? A.0.1786 B.0.2441 C.0.375 D.0.625 Answer Key: A Question ...

Exam (elaborations) Math302 Quiz 1 Chamberlain College of Nursing (Math302 Quiz 1 Chamberlain College of Nursing)

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 1

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...

math302 quiz 2 Part 1 of 6 - 5.0/ 5.0 Points Question 1 of 20 1.0/ 1.0 Points If a die is rolled one time, find the probability of getting a number greater than 2. A.2 B.-1 C.5/