Mathematics, 03.08.2019 21:10 mrfishyyyy
Two random samples were taken to determine how often people in a community listen to the local radio station each month.
the first sample surveyed 15 people as they exited the bank on main street. the first sample found that the mean number of hours they listened to the radio each month was 20.
the second sample surveyed every sixth person as they exited the only local grocery store until 100 people were surveyed. the second sample found that the mean number of hours they listened to the radio each month was 12.
Answers: 1
Mathematics, 21.06.2019 13:00
In the diagram below, dab and dac are adjacent angles. if mdac = 25°, what is mdab in degrees? what is mbac in degrees?
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Mathematics, 21.06.2019 15:00
Which represents the inverse of the function f(x) = 4x? h(x) = x + 4 h(x) = x – 4 h(x) = x h(x) = x
Answers: 1
Mathematics, 21.06.2019 17:00
Aquantity with an initial value of 3900 decays exponentially at a rate of 35% every hour. what is the value of the quantity after 0.5 days, to the nearest hundredth?
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Mathematics, 21.06.2019 21:30
Consider a bag that contains 220 coins of which 6 are rare indian pennies. for the given pair of events a and b, complete parts (a) and (b) below. a: when one of the 220 coins is randomly selected, it is one of the 6 indian pennies. b: when another one of the 220 coins is randomly selected (with replacement), it is also one of the 6 indian pennies. a. determine whether events a and b are independent or dependent. b. find p(a and b), the probability that events a and b both occur.
Answers: 2
Two random samples were taken to determine how often people in a community listen to the local radio...
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