QUESTION 1 A company has developed a wristband for monitoring blood sugar levels without requiring direct blood samples. It is interested in demonstrating the accuracy of the device for governmental approval and has decided to test the claim “The glucose level reported by the wristband is within 10% of a standard blood test result.” Which…
Question The data listed below represents the distance from a city taxi depot (to the nearest mile) by the number of hours since a taxi left the depot to pick up passengers. Number of Hours Number of Miles 0 0 1 3 4 6 5 10 6 5 7 3 10 2 Create the corresponding line…
Question A set of data is summarized by the stem and leaf plot below. The value 18 appears 2 time(s) in the data set. The value 24 appears 1 time(s) in the data set. The value 21 appears 1 time(s) in the data set. The value 49 appears 1 time(s) in the data set. You…
Question Randomly selected adults at a coffee shop were asked how many hours they work in a typical workday. The results are tabulated in the following frequency table. Which histogram accurately summarizes the data? Value Frequency 4 2 5 1 6 4 7 2 8 1 9 4 10 10 Ans: You can as well check…
Question Given the relative frequency table below, which of the following is the corresponding cumulative relative frequency table? Value Relative Frequency 5 0.17 6 0.27 7 0.1 8 0.26 9 0.2 Ans; Value Cumulative Relative Frequency 5 0.17 6 0.44 7 0.54 8 0.8 9 1 Question Given the relative frequency table below, which of…
Question A biologist is interested in finding the relationship between the amount of sunlight and the growth rate of sunflowers. Would an experimental or observational study design be more appropriate?. An experimental study should be used with the growth rate of the sunflowers as the controlled factor. An observational study should be used because the amount of…
QUESTIONS 1.A political researcher asks people if they Strongly Disagree, Disagree, Agree, or Strongly Agree with various policy decisions. What is the level of measurement of the data?Nominal Ordinal(Correct answer)Interval Ratio2.A zoologist measures the birthweight of each cub in a litter of lions. What is the level of measurement of the data?Nominal Ordinal Interval…
Question You want to find the average test score of the students in every math class in 11th grade. There are 15 math classes in 11th grade. You survey the scores of 7 math classes, and you calculate that the average test score is 83%. Which of the following represent the sample and the parameter in this scenario? Select the correct answer below: Sample: 7 math classes Parameter: The parameter is…
Question A television station plans to send a crew to a polling center on an election day. Because they do not have time to interview each individual voter, they decide to count voters leaving the polling location and ask every 20th voter for an interview. What type of sampling is this? Select the correct answer below:…
Question 1 This question is based on T-2: Why are diuretics not suitable for use in weight loss supplements? Question 2 This question is based on T-3: What were the main conclusions of the study described in the reading? Question 3 This question is based on SD-2: A consumer is shopping for an iron-containing dietary…