Mathematics, 02.12.2019 20:31 JadeCaldwell
The null and alternate hypotheses are: h0 : μ1 = μ2h1 : μ1 ≠ μ2a random sample of 12 observations from one population revealed a sample mean of 25 and a sample standard deviation of 3.5. a random sample of 9 observations from another population revealed a sample mean of 30 and a sample standard deviation of 3.5.at the 0.01 significance level, is there a difference between the population means? state the decision rule.
a. state the decision rule. b. compute the pooled estimate of the population variance. c. compute the test statisticd. state your decision about the null hypothesis. e. the p-value is
Answers: 1
Mathematics, 21.06.2019 15:30
Maria donates a fixed amount, a, to a charity each month. if she donates $300 in 12 months, what is the equation for a? a. a + 300 = 12 b. a × 300 = 12 c. a × 12 = 300 d. a + 12 = 300 e. a + 32 = 100
Answers: 3
Mathematics, 21.06.2019 21:30
Which of the following disjunctions is true? 4 + 4 = 16 or 6 - 5 = 11 4 · 3 = 7 or 3 - 2 = 5 8 - 5 = 13 or 7 · 2 = 12 7 - 4 = 11 or 6 + 3 = 9
Answers: 1
Mathematics, 22.06.2019 00:00
Charlie is at an amusement park that has 18 different rides. each ride costs $1.75. the function c(r) = 1.75r represents the total amount of money that charlie will spend if he goes on r rides, but he never goes on the same one more than once. what domain and range are reasonable for the function?
Answers: 3
The null and alternate hypotheses are: h0 : μ1 = μ2h1 : μ1 ≠ μ2a random sample of 12 observations...
Mathematics, 12.08.2020 04:01
Mathematics, 12.08.2020 04:01
Mathematics, 12.08.2020 04:01
Mathematics, 12.08.2020 04:01
English, 12.08.2020 04:01
Mathematics, 12.08.2020 04:01