Mathematics, 20.10.2021 19:30 potato3999
Considering the following scenario, which method would be most appropriate when calculating the margin of error for the population mean? A research scientist wants to know how many times per hour a certain strand of germ reproduces. He obtains information from 22 strands of this particular germ and finds the mean to be 9.8. The population is assumed to be normally distributed.
A. Normal z-distribution
B. Student's t-distribution
C. More advanced statistical techniques
Answers: 2
Mathematics, 21.06.2019 19:30
[15 points]find the least common multiple of the expressions: 1. 3x^2, 6x - 18 2. 5x, 5x(x +2) 3. x^2 - 9, x + 3 4. x^2 - 3x - 10, x + 2 explain if possible
Answers: 3
Mathematics, 21.06.2019 20:00
One hectometer is a) 1/1000 of a meter. b) 1/100 of a meter. c) 10 meters. d) 100 meters. e) 1000 meters.
Answers: 1
Mathematics, 21.06.2019 21:30
In a two-digit number the units' digit is 7 more than the tens' digit. the number with digits reversed is three times as large as the sum of the original number and the two digits. find the number.
Answers: 2
Mathematics, 21.06.2019 22:00
Mr.walker is looking at the fundraiser totals for the last five years , how does the mean of the totals compare to the median?
Answers: 1
Considering the following scenario, which method would be most appropriate when calculating the marg...
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