Question List for "Introductory Statistics: Exploring the World Through Data"

  Topics Views Last post
Statistics » A tire manufacturer has made some modifications to its most popular tire and wants to see if the ... New
Started by stock
58 Apr 14, 2020
Statistics » Suppose a new engine additive is designed to improve performance in race cars and researchers wish ... New
Started by maegan_martin
26 Apr 14, 2020
Statistics » A ranch salad dressing manufacturer has developed a new recipe for its ranch dressing and is ... New
Started by krzymel
38 Apr 14, 2020
Statistics » In a bumper test, three types of sub-compact cars were deliberately crashed into a barrier at 5 mph ... New
Started by littleanan
25 Apr 14, 2020
Statistics » A movie studio did a poll to determine whether women in different age groups watched different ... New
Started by Pea0909berry
34 Apr 14, 2020
Statistics » The figure below shows the F-distribution with 5 and 12 degrees of freedom to test the hypothesis ... New
Started by skymedlock
32 Apr 14, 2020
Statistics » Polychlorinated biphenyls (PCBs), used in manufacturing of many materials, are extremely toxic ... New
Started by serike
19 Apr 14, 2020
Statistics » The waiting time (in minutes) was measured for a random sample of patients with non-life threatening ... New
Started by casperchen82
32 Apr 14, 2020
Statistics » A group of home gardeners want to test whether the type of soil used to grow heirloom tomatoes has ... New 50 Apr 14, 2020
Statistics » Researchers want to test whether the color of a vehicle ticketed for speeding has an effect on the ... New
Started by tnt_battle
55 Apr 14, 2020