Mathematics, 19.07.2019 18:00 tatia65
Apopulation has a standard deviation of 16. if a sample of size 64 is selected from this population, what is the probability that the sample mean will be within ±2 of the population mean?
Answers: 1
Mathematics, 21.06.2019 16:00
65 8 7 4 5 6 8 4 3 2 1 9 5 6 4 2 1 6 5 1 5 1 3 2 3 5 multiply the third number in the first row by the seventh number in the third row. add this result to the fifth number in the second row. add to this total ten times the fourth number in the third row. subtract the eighth number in the first row from the result.
Answers: 3
Mathematics, 21.06.2019 16:20
Arianna is buying plants for her garden. she buys 15 flowering plants for $96. pink flowering plants sell for $8, and purple flowering plants sell for $5. how many pink flowering plants did arianna buy? i figured out the answer! the answer is 7. 8x +5y = 96 plug in 7 for x 8 (7) + 5y = 96 56 + 5y = 96 subtract 56 from both sides 5y/y = 40/5 y = 8 she bought 7 pink and 8 purple plants
Answers: 1
Mathematics, 21.06.2019 22:30
The given diagram shows the parts of a right triangle with an altitude to the hypotenuse. using the two given measures, find the other four.
Answers: 1
Mathematics, 21.06.2019 23:30
What is the ratio for the surface areas of the cones shown below, given that they are similar and that the ratio of their radii and altitudes is 2: 1? submit
Answers: 1
Apopulation has a standard deviation of 16. if a sample of size 64 is selected from this population,...
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