Mathematics, 15.04.2021 21:00, liamgreene90

A researcher recorded the number of e-mails received in a month and the number of online purchases made during that month for 50 people with an online presence. The resulting data were used to conduct a hypothesis test to investigate whether the slope of the population regression line relating number of e-mails received to number of online purchases is positive. What are the correct hypotheses for the test? a. H0:β1=0Ha:β1≠0

b. H0:β1=0Ha:β1>0

c. H0:β1=0Ha:β1<0

d. H0:β1>0Ha:β1=0

e. H0:b1=0Ha:b1≠0

Answers: 1

Show answers

Other questions on the subject: Mathematics

Mathematics, 21.06.2019 19:30, fraven1819

:24% of students in a class are girls. if there are less than 30 students in this class, how many students are there? how many girls are there?

Answers: 2

continue

Mathematics, 22.06.2019 04:30, ronny80

What is the probability that a person's favorite season is fall? write the probability as a fraction. spring - 13% summer - 39% fall - 25% winter - 13% none, i like them all - 10%

Answers: 1

continue

Mathematics, 22.06.2019 06:00, isa5166

The table shows how many people went on a roller coaster during 3 days. sean wants to know if the total of number of people is greater than 800. how can you answer sean's question without actually computing the total? explain. friday 158 people, saturday 292 sunday 278

Answers: 2

continue

Mathematics, 22.06.2019 08:00, jennaaswad088

John and jean are married and decide to open three separate accounts for their money. what is the most likely reason for their decision? a. they have too much money and can’t keep it in a single account. b. john and jean are part of a dual-income family. c. the bank does not allow more than one person to open an account. d. they want someone else to handle their finances.

Answers: 1

continue

Do you know the correct answer?

A researcher recorded the number of e-mails received in a month and the number of online purchases m...