EBK BIOLOGY TODAY AND TOMORROW WITHOUT
5th Edition
ISBN: 9781305724747
Author: STARR
Publisher: CENGAGE LEARNING - CONSIGNMENT
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Textbook Question
Chapter 1, Problem 15SQ
In one survey, fifteen randomly selected students were found to be taller than 6 feet. This data led to the conclusion that the average height of a student is greater than 6 feet. This is an example of __________.
- a. experimental error
- b. sampling error
- c. a subjective opinion
- d. experimental bias
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Students have asked these similar questions
A researcher plans to conduct a survey.
There are 15,400 students as target
respondents, however due to time and
resources, their adviser suggested getting
a sample at 10% margin of error. What is
the needed sample size?
O A. 70
OB. 80
O C.
C. 90
O D. 100
In order to examine the relationship between experiences of bullying (exposure) and depression (outcome), you plan to recruit 100 middle-school students who have been diagnosed with depression, and another 100 students who have never been depressed. You then interview all 200 participants on whether or not they experienced bullying.
This is an example of __________________________ study
a.
Experimental
b.
Ecological
c.
Cross-sectional
d.
Cohort
e.
Case-control
1a. Which of the following statistical tests is most appropriate for this experiment?
a. Chi-squared test
b. Student t-test
c. Paired t-test
d. Linear regression
e. ANOVA
1b. Which type of Excel chart is most appropriate for graphing the class data?
a. Paired bar chart
b. Stacked bar chart
c. Scatter plot
d. Line plot
e. Pie chart
1c. What was the test statistic calculated (observed)?
a. 60.93
b. 9
c. 8.84 X 10-10
d. 16.92
e. 19.02
1d. Which of the following conclusions is best one given the experimental design?
a. Different insects prefer different scents.
b. Rotten egg is the least preferred scent.
c. The ratio of insects was not equal for all scent types.
d. All insects do not share the same odor preferences.
e. Flies are the most common insect.
1e. Which scent station showed no significant preference by one insect type over the others?
a. Rotten peach
b. Manure
c. Dead mouse
d. Rotten egg
e. All of the above
Chapter 1 Solutions
EBK BIOLOGY TODAY AND TOMORROW WITHOUT
Ch. 1 - Figure 1.7 Taxonomic classification of five...Ch. 1 - D. The researchers painted out the spots of some...Ch. 1 - Figure 1.15 Example of error bars in a graph. This...Ch. 1 - Prob. 1DIDCh. 1 - Prob. 1SQCh. 1 - Prob. 2SQCh. 1 - ______ is the transmission of DNA to offspring. a....Ch. 1 - A process by which an organism produces offspring...Ch. 1 - Prob. 5SQCh. 1 - ____________ move around for at least part of...
Ch. 1 - Prob. 7SQCh. 1 - DNA _______. a. guides form b. is the basis of...Ch. 1 - butterfly is a(n) _____ (choose all that apply)....Ch. 1 - A bacterium is _____ (choose all that apply). a....Ch. 1 - Bacteria, Archaea, and Eukarya are three _____.Ch. 1 - A control group is ______. a. a set of individuals...Ch. 1 - Prob. 13SQCh. 1 - Match the terms with the most suitable...Ch. 1 - In one survey, fifteen randomly selected students...Ch. 1 - A person is declared to be dead upon the...Ch. 1 - Prob. 2CTCh. 1 - Why would you think twice about ordering from a...Ch. 1 - Once there was a highly intelligent turkey that...Ch. 1 - In 2005, researcher Woo-suk Hwang reported that he...
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