Mathematics, 12.10.2019 04:10 natnat55
What was the age distribution of prehistoric native americans? extensive anthropological studies in the southwestern united states gave the following information about a prehistoric extended family group of 91 members on what is now a native american reservation. for this community, estimate the mean age expressed in years, the sample variance, and the sample standard deviation. for the class 31 and over, use 35.5 as the class midpoint. (round your answers to one decimal place.)age range (years) - number of individuals1-10 - 40 11-20 - 24 21-30 - 15 31 and over - 9
Answers: 1
Mathematics, 21.06.2019 20:00
Evaluate the discriminant of each equation. tell how many solutions each equation has and whether the solutions are real or imaginary. x^2 + 4x + 5 = 0
Answers: 2
Mathematics, 21.06.2019 21:30
If you flip a coin 3 times, what is the probability of flipping heads 3 times? a. p(3 heads) = 3/8 b. p(3 heads) = 1/6 c. p(3 heads) = 1/8 d. p(3 heads) = 1/2
Answers: 2
Mathematics, 22.06.2019 00:00
The graph shows the amount of money noah earned based on the number of lawns he cut. which list shows the dependent quantities in the graph?
Answers: 3
What was the age distribution of prehistoric native americans? extensive anthropological studies in...
Computers and Technology, 19.08.2019 19:20
Computers and Technology, 19.08.2019 19:20
Mathematics, 19.08.2019 19:20
Computers and Technology, 19.08.2019 19:20