Mathematics, 21.04.2021 18:30 haydonmetzger
The daily temperatures for the winter months in Virginia are Normally distributed with a mean of 59°F and a
standard deviation of 10'F. The daily temperatures for the winter months in California are Normally distributed with
a mean of 64°F and a standard deviation of 12°F. Random samples of 10 temperatures are taken from the winter
months for both Virginia and California. The mean temperature is recorded for both samples. Let , -ă, represent
the difference in the mean temperatures for the winter months in Virginia and California. Which of the following
represents the standard deviation of the sampling distribution for 7, -7?
1.6
2.2
9
7.0
Answers: 3
Mathematics, 21.06.2019 20:00
Solve each equation using the quadratic formula. find the exact solutions. 6n^2 + 4n - 11
Answers: 2
Mathematics, 21.06.2019 20:00
Seymour is twice as old as cassandra. if 16 is added to cassandra’s age and 16 is subtracted from seymour’s age, their ages become equal. what are their present ages? show !
Answers: 1
Mathematics, 21.06.2019 20:30
Aswimming pool had 2.5 million liters of water in it. some water evaporated, and then the pool only had 22 million liters of water in it. what percent of the water evaporated?
Answers: 2
The daily temperatures for the winter months in Virginia are Normally distributed with a mean of 59°...
Mathematics, 27.09.2019 00:30
English, 27.09.2019 00:30
Mathematics, 27.09.2019 00:30