In an article by Rice and Anderson, the authors studied a large number of automobile accidents involving small children.
Posted: Wed Jul 06, 2022 12:23 pm
In an article by Rice and Anderson, the authors studied a largenumber of automobile accidentsinvolving small children. The data bellow is taken from a randomsample of small children based onwhat type of restraint they had. Use this information to answer allthe parts that follow.Age in Years/Type of RestraintSafety seat
Part 1: What is the null hypothesis for this study?O Type of restraint and age are not independent.Type of restraint and age are independent.O Type of restraint and age are dependent.O Type of restraint and age are equal.
Part 2: What is the alternative hypothesis for this study?© Type of restraint and age are not equal.O Type of restraint and age are dependent.O Type of restraint and age are independent.O Type of restraint and age are not independent.
Part 3: What is the value of the test statistic for thistest?
Part 4: What is the p-value for this test?
Part 5: Are the requirements for this test satisfied?
O No, the expected counts are not all greater than or equal to5
O No, the observed counts are not all greater than or equal to5
O Yes, the expected counts are all greater than or equal to5.
O Yes, the observed counts are all greater than or equal to5
O Yes, the sample size is over 30
Part 1: What is the null hypothesis for this study?O Type of restraint and age are not independent.Type of restraint and age are independent.O Type of restraint and age are dependent.O Type of restraint and age are equal.
Part 2: What is the alternative hypothesis for this study?© Type of restraint and age are not equal.O Type of restraint and age are dependent.O Type of restraint and age are independent.O Type of restraint and age are not independent.
Part 3: What is the value of the test statistic for thistest?
Part 4: What is the p-value for this test?
Part 5: Are the requirements for this test satisfied?
O No, the expected counts are not all greater than or equal to5
O No, the observed counts are not all greater than or equal to5
O Yes, the expected counts are all greater than or equal to5.
O Yes, the observed counts are all greater than or equal to5
O Yes, the sample size is over 30