HYPOTHESIS TESTING QUIZ
Authored by Lizel Bautista
Mathematics
11th Grade
Used 5+ times
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8 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
PROBLEM 1: It is assumed that the mean IQ is 100. In a study conducted by a researcher, a sample of 19 people had an average IQ of 110 with a standard deviation of 15. Is the group significantly different from the regular population? Use α = 0.10
STATE THE HYPOTHESIS TO BE TESTED.
H0: μ = 100
Ha: μ ≠ 100
H0 : μ > 100
Ha : μ < 100
H0 : μ ≤ 100
Ha : μ < 100
H0 : μ ≥ 100
Ha : μ < 100
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
PROBLEM 1: It is assumed that the mean IQ is 100. In a study conducted by a researcher, a sample of 19 people had an average IQ of 110 with a standard deviation of 15. Is the group significantly different from the regular population? Use 0.10 level of significance.
WHAT IS THE VALUE OF YOUR ALPHA LEVEL?
α = 0.01
α = 0.05
α = 0.10
α = 0.15
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
PROBLEM 1: It is assumed that the mean IQ is 100. In a study conducted by a researcher, a sample of 19 people had an average IQ of 110 with a standard deviation of 15. Is the group significantly different from the regular population? Use α = 0.10
WHAT TYPE OF TEST WILL BE USE IN THIS PROBLEM?
DIRECTIONAL TEST
RIGHT TAILED TEST
LEFT TAILED TEST
NON - DIRECTIONAL TEST
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
PROBLEM 1: It is assumed that the mean IQ is 100. In a study conducted by a researcher, a sample of 19 people had an average IQ of 110 with a standard deviation of 15. Is the group significantly different from the regular population? Use α = 0.10
WHAT TEST STATISTICS WILL BE USE IN THIS PROBLEM?
A - TEST
C - TEST
T - TEST
Z -TEST
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
PROBLEM 1: It is assumed that the mean IQ is 100. In a study conducted by a researcher, a sample of 19 people had an average IQ of 110 with a standard deviation of 15. Is the group significantly different from the regular population? Use α = 0.10
WHAT IS THE SAMPLE SIZE?
15
19
100
110
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
If the degree of freedom is 18 and the α = 0.10. What is the critical value?
(REFER TO THE GIVEN TABLE)
1.330
1.734
2.101
2.552
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
If μ = 100 , 𝑥 = 110, n = 19 and s = 15. What will be the value of t ?
- 1.91
- 2.91
1.91
2.91
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