subject
Mathematics, 27.11.2020 21:50 hhcfg

An airline has two flights each day from City A to City B. A random sample of 10 morning flights left the gate an average of 15 minutes late with a standard deviation of 5 minutes. A random sample of 10 evening flights left the gate an average of 20 minutes late with a standard deviation of 3 minutes. Suppose both the morning and evening flights are 30 minutes late. To determine which flight is more late than usual, first find the z-scores. Round to one decimal place if necessary.

ansver
Answers: 1

Another question on Mathematics

question
Mathematics, 21.06.2019 14:40
Write the sentence as an equation. z plus 372 is equal to 160
Answers: 2
question
Mathematics, 21.06.2019 18:30
Find the value. a. 0.003 b. 0.03 c. 0.3 d. 3
Answers: 1
question
Mathematics, 21.06.2019 23:20
Suppose a laboratory has a 30 g sample of polonium-210. the half-life of polonium-210 is about 138 days how many half-lives of polonium-210 occur in 1104 days? how much polonium is in the sample 1104 days later? 9; 0.06 g 8; 0.12 g 8; 2,070 g
Answers: 1
question
Mathematics, 22.06.2019 02:50
Analyze the diagram below and complete the instructions that follow. 56 find the unknown side length, x write your answer in simplest radical form. a 2047 b. 60 c. sv109 d. 65 save and exit next s and return
Answers: 1
You know the right answer?
An airline has two flights each day from City A to City B. A random sample of 10 morning flights lef...
Questions
question
Mathematics, 29.01.2021 18:40
question
Mathematics, 29.01.2021 18:40
question
Mathematics, 29.01.2021 18:40
question
Mathematics, 29.01.2021 18:40
Questions on the website: 13722367