Which of the following results in the null hypothesis μ=38 and alternative hypothesis μ<38? Select the...
Which of the following results in the null hypothesis μ=38 and alternative hypothesis μ<38? Select the correct answer below:
a. A fitness center claims that the mean amount of time that a person spends at the gym per visit is at most 38 minutes.
b. A fitness center claims that the mean amount of time that a person spends at the gym per visit is fewer than 38 minutes.
c. A fitness center claims that the mean amount of time that a person spends at the gym per visit is 38 minutes.
d. A fitness center claims that the mean amount of time that a person spends at the gym per visit is more than 38 minutes.
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Which of the following results in the null hypothesis μ=38 and
alternative hypothesis μ<38? Select the...
Determine whether the claim stated below represents the null hypothesis or the alternative hypothesis. If a...
Determine whether the claim stated below represents the null hypothesis or the alternative hypothesis. If a hypothesis test is performed, how should you interpret a decision that (a) rejects the null hypothesis or (b) fails to reject the null hypothesis? A researcher claims that more than 82% of people had at least one health care visit in the past year. Does the claim represent the null hypothesis or the alternative hypothesis? Since the claim v a statement of equality, it...
Identify the Null and Alternative Hypotheses for an Experiment With One Population Mean Question A hospital...
Identify the Null and Alternative Hypotheses for an Experiment With One Population Mean Question A hospital claims that the mean wait time for emergency room patients is at least 55 minutes. A group of researchers believe that this is not accurate, and want to show that the mean wait time is less than 55 minutes. Identify the group's null hypothesis, Ho. and the alternative hypothesis, Ha, in terms of the parameter u Select the correct answer below: Ho: >55; H:...
For the following hypothesis test, determine the null and alternative hypotheses. Also, classify the hypothesis test...
For the following hypothesis test, determine the null and alternative hypotheses. Also, classify the hypothesis test as two tailed, left tailed, or right tailed The mean local monthly bill for cell phone users in this country was $43.56 in 2001. A hypothesis test is to be performed to determine whether last year's mean local monthly bill for cell phone users has decreased from the 2001 mean of $43.56 Choose the correct null and alternative hypotheses below OA. Ho : μ...
Determine whether the claim stated below represents the null hypothesis or the alternative hypothesis. If a...
Determine whether the claim stated below represents the null hypothesis or the alternative hypothesis. If a hypothesis test is performed, how should you interpret a decision that (a) rejects the null hypothesis or (b) fails to reject the null hypothesis? A scientist claims that the mean incubation period for the eggs of a species of bird is at most at most 56 56 days. Does the claim represent the null hypothesis or the alternative hypothesis? Since the claim ▼ a...
below, write the claim as a mathematical statement. State the null and abernative hypotheses and identily...
below, write the claim as a mathematical statement. State the null and abernative hypotheses and identily which represents the clain A company claims that its brands of paint have a mean drying time of less than 15 minutes OD, μ215 Choose the correct null and alternative hypotheses below OA, Hops 15 Ha μ> 15 H.215 Ha μ= 15 Ha μ.15 0 OA. The null hypothesis Ho μ 15 is the claim O B. The null hypothesis Ho p 15 is...
PART 1. If your null and alternative hypothesis are: H0:μ=93 H1:μ>93 Then the test is: right...
PART 1. If your null and alternative hypothesis are: H0:μ=93 H1:μ>93 Then the test is: right tailed two tailed left tailed PART 2. The purpose of ANOVA is to: Compare mean differences for 2 or more groups using averages Compare mean differences for 2 or more using variance Compare mean differences using standard error None of the above
Determine if the following statement is a null hypothesis or an alternative hypothesis. “The average amount...
Determine if the following statement is a null hypothesis or an alternative hypothesis. “The average amount of time that all Americans spend exercising is 15 minutes a day.”
Select the correct Null and Alternative Hypothesis for the following situation: A consumer group claims that...
Select the correct Null and Alternative Hypothesis for the following situation: A consumer group claims that 590 out of 1,000 insurance claims are settled within 30 days. An insurance company states that this is not the proportion of claims that are settled within 30 days. a) Ho: p ≠ .5900 Ha: p > .5900 b) Ho: p = .5900 Ha: p ≠ .5900 c) Ho: p ≠ .5900 Ha: p = .5900 d) Ho: p ≠ .5900 Ha: p <...
Write the null and alternative hypothesis and identify which is the claim for each of the...
Write the null and alternative hypothesis and identify which is the claim for each of the following: 1. The proportion of electronic circuits that operate properly is more than 95% 2. the mean length of time a mother board lasts is 2.3 years.
Express the null hypothesis and the alternative hypothesis in symbolic form. Use the correct symbol for...
Express the null hypothesis and the alternative hypothesis in symbolic form. Use the correct symbol for the indicated parameter. An entomologist writes an article in a scientific journal which claims that fewer than 7 in ten thousand male fireflies are unable to produce light due to a genetic mutation. Use the parameter p, the true proportion of fireflies unable to produce light. A) H0: p > 0.0007 H1: p ? 0.0007 B) H0: p = 0.0007 H1: p > 0.0007...
Determine whether the claim stated below represents the null hypothesis or the alternative hypothesis. If a hypothesis test is performed, how should you interpret a decision that (a) rejects the null hypothesis or (b) fails to reject the null hypothesis? A researcher claims that more than 82% of people had at least one health care visit in the past year. Does the claim represent the null hypothesis or the alternative hypothesis? Since the claim v a statement of equality, it...
Identify the Null and Alternative Hypotheses for an Experiment With One Population Mean Question A hospital claims that the mean wait time for emergency room patients is at least 55 minutes. A group of researchers believe that this is not accurate, and want to show that the mean wait time is less than 55 minutes. Identify the group's null hypothesis, Ho. and the alternative hypothesis, Ha, in terms of the parameter u Select the correct answer below: Ho: >55; H:...
For the following hypothesis test, determine the null and alternative hypotheses. Also, classify the hypothesis test as two tailed, left tailed, or right tailed The mean local monthly bill for cell phone users in this country was $43.56 in 2001. A hypothesis test is to be performed to determine whether last year's mean local monthly bill for cell phone users has decreased from the 2001 mean of $43.56 Choose the correct null and alternative hypotheses below OA. Ho : μ...
below, write the claim as a mathematical statement. State the null and abernative hypotheses and identily which represents the clain A company claims that its brands of paint have a mean drying time of less than 15 minutes OD, μ215 Choose the correct null and alternative hypotheses below OA, Hops 15 Ha μ> 15 H.215 Ha μ= 15 Ha μ.15 0 OA. The null hypothesis Ho μ 15 is the claim O B. The null hypothesis Ho p 15 is...
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