Review Quiz in Second Unit Test in Statistics and Probability
Authored by Rosette Bataller
Mathematics
11th Grade
Used 1+ times
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25 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
It is a proposed explanation, assertion, or assumption about a population parameter or about the distribution of a random variable.
Hypothesis Testing
Statistics
Probability
Hypothesis
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is not an option for an alternate hypothesis?
Ha = k
Ha < k
Ha > k
Ha ≠ k
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The weight of the average 6th grade student's backpack (with books in it) is 18.4 lbs. The principal of the school thinks that the backpack does not weight 18.4 lbs. What is the null and alternate hypothesis?
H0: μ = 18.4
Ha: μ = 18.4
H0: μ = 18.4
Ha: μ < 18.4
H0: μ = 18.4
Ha: μ > 18.4
H0: μ = 18.4
Ha: μ ≠ 18.4
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
H0: μ = k
Ha: μ ≠ k
What kind of tail test is to be use for these hypotheses?
Left-tailed test
Right-tailed test
Two-tailed test
No test
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
H0: μ = k
Ha: μ > k
What kind of tail test is to be use for these hypotheses?
Left-tailed test
Right-tailed test
Two-tailed test
No test
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
H0: μ = k
Ha: μ < k
What kind of tail test is to be use for these hypotheses?
Left-tailed test
Right-tailed test
Two-tailed test
No test
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
When do you use a t-value instead of a z-value?
When n < 30
When all of the planets align
When n ≥ 30
When Ma'am Sette said to
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