SAT, 05.05.2020 17:37 mistermansour07
A botanist randomly selects 40 mature lodgepole pine trees in Yellowstone National Park. A mean height of 68.45 feet is calculated with a margin of error of ±6.20 for a 90% confidence interval.
What is the interval estimate of the population mean?
A) 61.61 < μ < 75.30
B) 62.25 < μ < 74.65
C) 62.56 < μ < 74.34
D) 65.03 < μ < 71.87
Answers: 1
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Scientists observed a rock stratum and discovered some fossils. the image shows the fossils they discovered. what can you interpret from the image? an illustration showing layers rock with fossils embedded in some rock layers1. the dinosaur and the mammoth existed after the trilobites.2. the dinosaur and the armored fish existed before the trilobites.3. the trilobites and the armored fish died before the dinosaur.4. the trilobites and the armored fish were born after the dinosaur.5. the early mammoth is older than the trilobites.
Answers: 1
A botanist randomly selects 40 mature lodgepole pine trees in Yellowstone National Park. A mean heig...
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