Mathematics, 23.03.2020 22:48 ayoismeisjjjjuan
Historically, a certain region has experienced 65 thunder days annually. (A "thunder day" is day on which at least one instance of thunder is audible to a normal human ear). Over the past eleven years, the mean number of thunder days is 55 with a standard deviation of 20. Can you conclude that the mean number of thunder days is less than 65? Use the a = 0.01 level of significance.
Answers: 3
Mathematics, 21.06.2019 17:00
Omar is going on a road trip! the car rental company offers him two types of cars. each car has a fixed price, but he also needs to consider the cost of fuel. the first car costs $90 to rent, and because of its fuel consumption rate, there's an additional cost of s0.50 per kilometer driven.
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Mathematics, 21.06.2019 19:30
The amount spent on food and drink by 20 customers is shown below what is the modal amount spent and the median amount spent? 40 25 8 36 18 15 24 27 43 9 12 19 22 34 31 20 26 19 17 28
Answers: 1
Mathematics, 21.06.2019 21:00
The radius of a sphere is 3 inches. which represents the volume of the sphere?
Answers: 1
Historically, a certain region has experienced 65 thunder days annually. (A "thunder day" is day on...
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