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- 1. Multiple Choice
This symbol denotes the null hypothesis
Null hypothesis
Alternative Hypothesis
H0
Ha
- 2. Multiple Choice
This symbol denotes the alternative hypothesis
Null hypothesis
Alternative hypothesis
H0
Ha
- 3. Multiple Choice
Bedazzled Motor Company claims that its new sedan, the Glitteratti , will average better than 26 miles per gallon in the city. Which of the following represents the appropriate null & alternative hypotheses?
H0: μ ≤ 26
Ha: μ > 26 claim
H0: μ < 26
Ha: μ ≥ 26 claim
H0: μ > 26 claim
Ha: μ ≤ 26
H0: μ = 26
Ha: μ < 26 claim
- 4. Multiple Choice
The owner of a soccer team claims that the average attendance at games is over 62,900. Which of the following represents the appropriate null & alternative hypotheses?
H0: μ < 62,900
Ha: μ ≥ 62,900 claim
H0: μ = 62,900 claim
Ha: μ < 62,900
H0: μ > 62,900
Ha: μ ≤ 62,900 claim
H0: μ ≤ 62,900
Ha: μ > 62,900 claim
- 5. Multiple Choice
Which of the following represents the appropriate null & alternative hypotheses?
The mean height of women is greater than 64"
H₀: μ > 64" (claim)
Hₐ: μ ≠ 64"
H₀: μ ≤ 64"
Hₐ: μ > 64" (claim)
H₀: p > 64" (claim)
Hₐ: p ≠ 64"
H₀: p ≥ 64"
Hₐ: p < 64" (claim)
- 6. Multiple Choice
A car manufacturer advertises that its new subcompact models get more than 47 mpg. If μ is the mileage of these cars, what could be the null and alternate hypothesis?
H0 ≠ 47 (claim)
Ha = 47
H0 ≥ 47
Ha < 47 (claim)
H0 ≤ 47
Ha > 47 (claim)
H0 = 47 (claim)
Ha ≠ 47
- 7. Multiple Choice
The weight of the average 6th grade student's backpack (with books in it) is 18.4 lbs. What is the null and alternate hypothesis?
H0 = 18.4 (claim)
Ha = 18.4
H0 < 18.4
Ha > 18.4 (claim)
H0 > 18.4
Ha < 18.4 (claim)
H0 = 18.4 (claim)
Ha ≠ 18.4
- 8. Multiple Choice
At the Chrysler manufacturing plant, there is a part that is supposed to weigh precisely 19 pounds. The engineers take a sample of parts and want to know if they meet the weight specifications. What are our null and alternative hypotheses?
Ho : μ = 17 (claim)
Ha : μ ≠ 19
Ho : μ = 19 (claim)
Ha : μ ≠ 19
Ho : μ = 19
Ha : μ ≠ 19 (claim)
Ho : μ = 17
Ha : μ ≠ 17 (claim)
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