Mathematics, 12.02.2021 22:00 bobk1433
PLEASE HELP ME
A highway speed monitor is located on the side of the road that has a speed limit of 45 mph. The system records the speeds of passing vehicles. The data below shows the speeds of the first 9 cars that pass.
46 56 45 44 45 61 55 53 39
A. What is the standard deviation, to the nearest tenth, based on the posted speed limit, 45 mph?
B. The tenth car traveling on this road breaks down and is being pushed by its owners as it passes the speed monitor. A speed of 1.5 mph is recorded. The measure of central tendency most affected by this tenth speed is the
C . What is the new standard deviation, to the nearest tenth, after the tenth speed is recorded?
Answers: 1
Mathematics, 22.06.2019 02:30
Aband wants to create a cd of their last concert. to creat the cds, the cost will be $350 advertisement fee plus $3 per cd.write an inequality that represents how many cds they can buy with a maximum of $1225.solve the inequality
Answers: 1
PLEASE HELP ME
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