Mathematics, 29.07.2019 23:10, dhruvi62
Note: each bound should be rounded to three decimal places. a random sample of n=100 observations produced a mean of x⎯⎯=36 with a standard deviation of s=5.
(a) find a 90% confidence interval for μ lower-bound: upper-bound:
(b) find a 99% confidence interval for μ lower-bound: upper-bound:
(c) find a 95% confidence interval for μ lower-bound: upper-bound:
Answers: 1
Mathematics, 21.06.2019 16:20, hann647
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 17:30, peperivera2652738
Find the exact value of each of the following. in each case, show your work and explain the steps you take to find the value. (a) sin 17π/6 (b) tan 13π/4 (c) sec 11π/3
Answers: 2
Mathematics, 21.06.2019 18:00, TheIncognateo
The larger of two number is 4 less than twice the smaller number. the sum is 41. find the numbers
Answers: 2
Note: each bound should be rounded to three decimal places. a random sample of n=100 observations p...
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