Mathematics, 28.05.2020 20:59 exoticbunnylover123
A city is concerned that cars are not obeying school zones by speeding through them, putting children at greater
risk of injury. The speed limit in school zones is 15 miles per hour. Throughout the course of one day, a police officer
hides his car on a side street that intersects the middle of the school zone and records the speed of each car that
passes through. The 36 cars that he recorded had an average speed of 16.33 mph with a sample standard deviation
of 2.54 mph.
Calculate the appropriate test statistic (Give as a decimal rounded to the nearest thousandth).
Answers: 2
Mathematics, 21.06.2019 15:00
Cherie measures and records the lengths and sizes of the same style of a sandal found at a shoe store. which equation can be used to determine the approximate shoe size, s, for a foot length of x inches? s = x – 2 s = 2x – 10 s = x + 6 s = 2x + 4
Answers: 3
Mathematics, 21.06.2019 16:00
You decide instead to take the train there. the train will take 135 minutes. convert this into hours and minutes.
Answers: 2
Mathematics, 21.06.2019 16:20
Giuseppi's pizza had orders for $931.00 of pizzas. the prices were $21 for a large pizza, 514 for a medium pizza, and $7 for a small pizza. the number of large pizzas was two less than four times the number of medium pizzas. thenumber of small pizzas was three more than three times the number of medium pizzas. how many of each size of pizza were ordered?
Answers: 1
A city is concerned that cars are not obeying school zones by speeding through them, putting childre...
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