NEED ANSWERS

HUESIIDH 1 J. FIS- Which of the following variables isiIr are quantitative? {Mark all that apply,'| E] The telephone number of a randomly selected business in town. E] The 3 most common brands of car found in the U5. E] The number of people in a randomly selected classroom on campus. [1 The weight of a Et'r'U'l student. Question 2 1 pts Stu dents in an Introductory Statistics class at BTU-Idaho were studying prices of cold cereal at grocery stores in Rexburg. To get a sample of cold cereal prices, they went to Albertson's and rolled a die to decide which box from the left of the top shelf they would start on. They then recorded every 6th cereal after the rst, moving from left to right down the shelves, recording the name, size, and price of each cereal in their sample. Is this study an experiment or an observational study, and why? D An observational study. because the students had no control over which cereals were selected. D An observational study. because the students did not impose any treatment on the cereals. D An experiment, because the students had control over which sampling method they used. (3 An experiment, because the students had control over which cereals would be selected for the study. Daniel was doing a statistical study. In which step of the statistical process is he engaged when he creates a histogram of his data and calculates a sample mean? (:1 Design the Study {3 Collect the Data (:1 Describe the Data (:1 Make Inference (:1 Take Action Question 4 1 pts In order to estimate the average weight of all adults in the state of Idaho, you randomly.r select 5i] adults from each counts:r in Idaho. Use this information for all the parts. Part 1: What type of sampling method was done here? (:1 Simple Random Sample (:1 Systematic Sample (:1 Stratied Sample D Cluster Sample (:1 Convenience Sample Question 8 1 pts Part 3: Are the requirements fur the above test satised? D Yes, the sample size fer hath females and males is larger than 30. D Yes, the sample size of females and males combined is 15? which is larger than 30. D Yes, the expected counts are all larger than 5. D Yes, both n and n[1 :3} are larger than 1D for bath gmups. O No the requirements are not satised because we only have 21 females who said they like math