Chapter 1 Questions - MTH 2023 Solutions.

Chapter 1 Questions - MTH 2023 Solutions.Ron is organizing a dinner for his work group so he is asking all his colleagues for their favorite place to order food from. What is the level of measurement of the date? a. ratio b. interval c. ordinal d. nominal - ANSWER nominal Tina is inspecting 1000 unites of a new product sent to her by her manufacturer for her retail store. She randomly selected to start at the 5th unit and then every 10th unit after that. What kind of sampling is Tina using? a. stratified sampling b. systematic sampling c. cluster sampling d. convenience sampling - ANSWER systematic sampling The geography teacher makes a list of the ten best countries in the world for tourists to visit according to recent surveys. What is the level of measurement of the data? a. ratio b. interval c. ordinal d. nominal - ANSWER nominal A weather statistician is categorizing days as : "sunny", "rainy", "snowy", etc. The weather categories data is: a. discrete quantitative b. continuous quantitative c. qualitative d. none of the above - ANSWER qualitative In order to study the mean blood pressure of people in his town, Richard samples the population by dividing the residents by age and randomly selecting a proportionate number of residents from each age group. Which type of sampling is used? a. stratified sampling b. systematic sampling c. cluster sampling d. convenience sampling - ANSWER stratified sampling Timothy wants to estimate the mean number of siblings for each student in his school. He records the number of siblings for each of 75 randomly selected students in the school. What is the statistic?