Mathematics, 21.02.2020 00:51 klysse123
Thirty-seven percent of all Americans drink bottled water more than once a week (Natural resources Defense Council, December 4, 2015). Suppose you have been hired by the Natural Resources Defence Council to investigate bottled water consumption in St. Paul. You plan to select a sample of St. Paulites to estimate the proportion who drink bottled water more than once a week. Assume the population proportion of St. Paulites who drink bottled water more than once a week is , the same as the overall proportion of Americans who drink bottled water more than once a week. Use z-table.(a) Suppose you select a sample of 540 St. Paulites. Show the sampling distribution of (p bar)(to 4 decimals).(b) Based upon a sample of 540 St. Paulites, what is the probability that the sample proportion will be within 0.09 of the population proportion (to 4 decimals).
Answers: 1
Mathematics, 21.06.2019 19:30
It is saturday morning and jeremy has discovered he has a leak coming from the water heater in his attic. since plumbers charge extra to come out on the weekends, jeremy is planning to use buckets to catch the dripping water. he places a bucket under the drip and steps outside to walk the dog. in half an hour the bucket is 1/5 of the way full. what is the rate at which the water is leaking per hour?
Answers: 1
Mathematics, 21.06.2019 21:00
Factor the trinomial below. 12x^2 - 32x - 12 a. 4(3x+3)(x-1) b. 4(3x+1)(x-3) c. 4(3x+6)(x-2) d. 4(3x+2)(x-6)
Answers: 2
Mathematics, 21.06.2019 23:30
Which of the following exponential functions goes through the points (1, 6) and (2, 12)? f(x) = 3(2)x f(x) = 2(3)x f(x) = 3(2)−x f(x) = 2(3)−x
Answers: 1
Mathematics, 22.06.2019 03:00
Edith is shopping for a new leather couch. jordan’s furniture has one that costs $3,000. however, this weekend she can get a 15% discount. how much money will edith save if she buys the couch this weekend? a $15b $2,550c $45,000d $450
Answers: 1
Thirty-seven percent of all Americans drink bottled water more than once a week (Natural resources D...
SAT, 19.11.2020 18:40
Mathematics, 19.11.2020 18:40
Mathematics, 19.11.2020 18:40
Mathematics, 19.11.2020 18:40
Spanish, 19.11.2020 18:40
Chemistry, 19.11.2020 18:40
Mathematics, 19.11.2020 18:40
Mathematics, 19.11.2020 18:40
Mathematics, 19.11.2020 18:40
Arts, 19.11.2020 18:40
Mathematics, 19.11.2020 18:40
Mathematics, 19.11.2020 18:40
Mathematics, 19.11.2020 18:40