Answered step by step
Verified Expert Solution
Question
1 Approved Answer
Show work please . According to a Gallup poll, it is reported that 81% of Americans donated money to charitable organizations in 2021. If a
Show work please
. According to a Gallup poll, it is reported that 81% of Americans donated money to charitable organizations in 2021. If a researcher were to take a random sample of 6 Americans, what is the probability that: Exactly 5 of them donated money to a charitable cause? (2 points) . Less than 2 of them donated money to a charitable cause? (3 points) No more than 5 of them donated money to a charitable cause? (2 points) . An insurance company claims that less than 88% of its claims are settled within 28 days. A random sample of 65 claims from this company was selected and it was found that 52 of the claims were settled within 28 days Use or = 0.05 to test the claim. Write the null and alternative hypotheses. (2 points) . Determine the test statistic. (4 points) Determine the P-value' (2 points) . Write the decision and explain how yOu reached it. (3 points) Write the conclusion; (2 points) Determine the type of error could you have made and explain why; Explain what it means in terms of your word problem. (Type I or Type II) (2 points)Step by Step Solution
There are 3 Steps involved in it
Step: 1
Get Instant Access to Expert-Tailored Solutions
See step-by-step solutions with expert insights and AI powered tools for academic success
Step: 2
Step: 3
Ace Your Homework with AI
Get the answers you need in no time with our AI-driven, step-by-step assistance
Get Started