Mathematics, 26.09.2019 02:00, 4tazaouiamine1r
The mean percentage of a population of people eating out at least once a week is 57% with a standard deviation of 3.50%. assume that a sample size of 40 people was surveyed from the population a significant number of times. in which interval will 68% of the sample means occur?
between 55.89% and 58.11%
between 56.45% and 57.55%
between 56.54% and 57.46%
between 56.07% and 57.93%
Answers: 2
Mathematics, 21.06.2019 16:00, tomtom6870
Trish receives $450 on the first of each month. josh receives $450 on the last day of each month. both trish and josh will receive payments for next four years. at a discount rate of 9.5 percent, what is the difference in the present value of these two sets of payments?
Answers: 1
Mathematics, 21.06.2019 18:30, 91miketaylor
Alicia puts $400 in a bank account. each year the account earns 5% simple interest. how much money will be in her bank account in six months?
Answers: 1
Mathematics, 21.06.2019 19:30, kayla232734
When x = 3 and y = 5, by how much does the value of 3x2 – 2y exceed the value of 2x2 – 3y ?
Answers: 2
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