The hypothesis that two groups are the same.
CFU: null hypothesis and p-values

Quiz
•
Biology
•
9th - 12th Grade
•
Medium
Hannah Hathaway
Used 96+ times
FREE Resource
8 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Alternative hypothesis
Experimental hypothesis
Null hypothesis
Statistical hypothesis
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which of the following is NOT a null hypothesis?
Cats are no smarter than dogs
Americans enjoy hot dogs twice as much as hamburgers
There is no difference in test scores of students who drink coffee and those that don't
Students spend as much time on TikTok as on Instagram
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The threshold for "significance" in biology is usually alpha = 0.05. What can you conclude if the p-value is < 0.05?
Reject the null hypothesis - the two groups are statistically significantly different
Reject the null hypothesis - the two groups are NOT statistically significantly different
Fail to reject the null hypothesis - the two groups are statistically significantly different
Fail to reject the null hypothesis - the two groups are NOT statistically significantly different
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
p = 0.83
Reject the null hypothesis
Fail to reject the null hypothesis
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
p = 0.47
Reject the null hypothesis
Fail to reject the null hypothesis
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
p = 0.0203
Reject the null hypothesis
Fail to reject the null hypothesis
7.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
p = 0.01
The two groups are statistically significantly different
The two groups are NOT statistically significantly different
8.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
How likely it is to get a result like the observed result if the null hypothesis is true.
Alternative hypothesis
Chi-squared value
Critical value
p-value
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